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Economic Methods
A Category Archive (111 entries)
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November 16, 2008
Growth: Causal Factors
Arnold Kling
Reviewing Paul Collier's The Bottom Billion, William Easterly writes, Collier comes perilously close to another statistical fallacy known as selection bias. He chose the countries that belong to his Bottom Billion on the basis of their poverty today, and then... MORE
November 6, 2008
Economic Methods
Arnold Kling
Many people reacted to my take-down of peer review, and at least one commenter asked, "Can you come up with something better?" Easily. The generic problem is something called "reputation systems."... MORE
Economic Methods
Arnold Kling
Felix Salmon writes, one of the problems with such research is the way that it's presented to the public, through newspaper and magazine articles, or TED lectures, or the online dissemination of pre-pubication versions of papers. The stuff which gets... MORE
October 24, 2008
Economic Methods
Bryan Caplan
No, not The Undercover Economist. The Underground Economist. That's the theme of a new symposium that Dan Klein, intellectual entrepreneur extraordinaire, is soliciting for Econ Journal Watch:Fyodor Dostoevsky's novella Notes from Underground (1864) is a classic of introspection and confession.... MORE
October 22, 2008
Finance: stocks, options, etc.
Arnold Kling
I am shocked at the behavior of my fellow economists during this crisis. They are claiming to know much more than they do about causes and solutions. Rather than trying to understand and explain what is going on, they are... MORE
September 30, 2008
Economic Methods
Bryan Caplan
We're still likely to see a bail-out in the near future. So here's a question: If the bail-out happens, how will we know if it prevented disaster? If unemployment stays under 8%, proponents will say that the bail-out prevented a... MORE
September 29, 2008
Economic Methods
Bryan Caplan
I've figured out a way to operationalize a bail-out bet. Method: In five years, the government itself is supposed to publicly announce whether the bail-out lost money. I propose to use the government's self-assessment in five years to adjudicate the... MORE
September 28, 2008
Economic Methods
Bryan Caplan
In the comments, Patri Friedman points out that Barry Ritholtz has already offered a $1M bet that the bail-out loses money. Alas, though I agree with (and even chuckle with) Ritzholtz's conclusion, this is not yet a serious bet. Problems:... MORE
September 26, 2008
Economic Methods
Bryan Caplan
Several readers suggest that I bet Andy Kessler about the U.S. government turning a profit on its bail-out. Here's Kessler's claim:My calculations, which assume 50% impairment on subprime loans, suggest it is possible, all in, for this portfolio to generate... MORE
September 25, 2008
Economic Methods
Bryan Caplan
Bush says that the Paulson Plan might turn a profit:The government is the one institution with the patience and resources to buy these assets at their current low prices and hold them until markets return to normal. And when that... MORE
September 13, 2008
Macroeconomics
Arnold Kling
At lunch, Nick Schulz asked me what Robert Hall is known for. I said that Hall changed my view of macroeconomics. Even today, Hall's work influences how I think about global warming. So pull up a chair, grab a cup... MORE
August 20, 2008
Economic Methods
Bryan Caplan
Writing instructors often attack the use of the words "obvious," "of course," and the like. "If it's 'obvious,'" they mock, "then don't say it!" But giving up these words is easier said than done. I can't imagine giving an econ... MORE
Economic Methods
Arnold Kling
In a very short, satirical paper, James Heckman writes, Provided conditional density (1) is assumed, we do not need to observe a variable in order to compute its conditional expectation with respect to another variable whose density can be estimated.... MORE
August 18, 2008
Economic Methods
Bryan Caplan
I often disagree with people who know more about a given topic than I do. For example, the typical economist who works in Industrial Organization is familiar with a lot more current antitrust research than I am. Robin Hanson notwithstanding,... MORE
August 6, 2008
Economic Methods
Bryan Caplan
Confession: When Scott Page's book The Difference: How the Power of Diversity Creates Better Groups, Firms, Schools, and Societies came out, I assumed it would be a flabby, politically correct snooze-fest. Since I don't like flabby, politically correct snooze-fests, I... MORE
July 29, 2008
Economic Methods
Bryan Caplan
On many exams, professors give students e.g. 4 questions, then say "Answer any three." The point, I suppose, is to: 1. Avoid penalizing students for random blind spots. 2. Create safety valve for badly-written questions. In practice, though, it seems... MORE
Economic Methods
Bryan Caplan
When the typical professor reads a referee's rejection letter, his standard explanation is that "The referee was an idiot." Most of the time this is unfair - at least half the time, it's the author who's the idiot, and the... MORE
June 19, 2008
Economic Methods
Bryan Caplan
In 1975, Ann Landers asked her readers a hypothetical question: If you had you had your life to live over again, would you still have children? Over 10,000 replied. 70% said no. I've seen several random "child-free" activists cite Landers'... MORE
June 17, 2008
Economic Methods
Arnold Kling
I received an email from a reader who was very excited to find that over the past 70 years the correlation between excess health care inflation (the price of health care relative to the overall CPI) and the proportion of... MORE
June 11, 2008
Economic Methods
Bryan Caplan
From Robert Gordon's "Everyday Life As An Intelligence Test":Even defense attorney Alan Dershowitz was guilty of faulty probability reasoning when he correctly pointed out that fewer than 1 in 1000 wives who are abused by their spouses, as Mrs. Simpson... MORE
May 28, 2008
Economic Methods
Bryan Caplan
Tyler's said this before, but it still flabbergasts me:It's funny how Bryan thinks he can cite my actions as evidence against the correct belief. That's absurd; for instance I also don't act as if determinism is true, but citing that... MORE
April 25, 2008
Economic Methods
Bryan Caplan
Who knows enough about the data to say how many of the 15 rematch bets Ehrlich would have won?... MORE
Economic Methods
Bryan Caplan
Tyler says that John Rawls is the "least Hansonian thinker" ever. But perhaps Paul Ehrlich is a better candidate. Here's what he (and his wife) have to say about betting:Steve and Paul indulged in this betting foolishness in the first... MORE
April 22, 2008
Economic Methods
Bryan Caplan
Once again, Robin's doing what he does best: get meta. I've argued that Sylvia Hewlett hurt her book sales by stepping on her friends' toes without reaching out to potential allies. But if that's what I think, says Robin, isn't... MORE
April 2, 2008
Economic Methods
Bryan Caplan
Here are my two Laws of Fundamentalism: 1. In any textual dispute between fundamentalists and moderates of the same creed, the fundamentalists are almost always correct. 2. In any substantive dispute between fundamentalists and moderates of the same creed, the... MORE
March 17, 2008
Economic Methods
Bryan Caplan
In most twin studies, the twins themselves (or their parents) report "twin type" - i.e., whether the twins are identical (monozygotic/MZ) or fraternal (dizygotic/DZ). This is reasonably accurate, but falls far short of DNA testing. Most behavioral genetic studies rely... MORE
March 12, 2008
Economic Methods
Bryan Caplan
The true author of each of these sentences is a noted Nobel prize-winner. Still, if a grad student wrote any of them, he should be embarrassed. I italicize the words that make each sentence blush-worthy, and follow each with a... MORE
Economic Methods
Bryan Caplan
Dan Phiffer, a blogger I met at SXSW, has set up a little "wisdom of crowds" experiment on his blog. Check it out, and see if you can make the crowd a little wiser. :-)... MORE
March 10, 2008
Economic Methods
Bryan Caplan
Murray Rothbard seems to misunderstand some elementary lessons about monetary economics. He was a brilliant polymath, so it's hard to believe that this was simple ignorance. Perhaps he got locked into these errors early in his career, and never broke... MORE
March 4, 2008
Economic Methods
Arnold Kling
Reviewing the last chapter of Tim Harford's The Logic of Life, Fabio Rojas writes, the market system itself, as indicated by Tim’s concluding chapter, depends on population, innovation, and liberal economic institutions. These, in turn, depend on psychology, group culture,... MORE
February 28, 2008
Economic Methods
Bryan Caplan
In a critique of Brink Lindsey, Arnold writes: "I think that my co-blogger would go ballistic over this 'nurture assumption' methodology." I wouldn't quite go ballistic, because there is solid evidence that growing up in a high-IQ home raises the... MORE
January 13, 2008
Economic Methods
Arnold Kling
Tyler Cowen discusses what he sees as some of the most interesting findings of the past year in economics. The common thread in these various discoveries is a careful use of data and an interest in real-world problems and puzzles.... MORE
January 9, 2008
Economic Methods
Bryan Caplan
I've been singing Krugman's praises for years. Anyone who could write The Accidental Theorist has a lot of credit in my bank. But his latest column on the failure of betting markets is so beneath him, it hurts to read:[P]rediction... MORE
December 5, 2007
Economic Methods
Bryan Caplan
1. Arnold writes:I have no strong priors about the distribution of possible global temperatures going forward.How about strong posteriors conditional upon the existence of a scientific consensus? If consensus doesn't impress you, then you should be willing to bet at... MORE
Economic Methods
Arnold Kling
Bryan writes, isn't Arnold's standard of scientific evidence strangely strict? Few results in economics rest on an "experiment or a naturally-occurring event where the results are extremely unlikely to occur unless X is true." I thought I was simply stating... MORE
Economic Methods
Bryan Caplan
Like other global warming skeptics, Arnold objects to reliance on scientific consensus:To me, scientific evidence is not "a whole bunch of scientists think X." To me, scientific evidence is "Here is an experiment or a naturally-occurring event where the results... MORE
November 14, 2007
Growth: Causal Factors
Arnold Kling
As part of an online seminar, Adam Przeworski writes, When in 1993 Limongi and I reviewed studies of the effect of political regimes on economic growth, we found that the results perfectly fitted the ideological climate of the period when... MORE
November 12, 2007
Economic Methods
Bryan Caplan
Fabio Rojas is looking for:[Z]ip code level data from 2004/2005 that has:demography: gender, age, race, SES, occupation. Other stuff (like family structure or housing) would be a plus. political behavior: party ID + 2004 presidential vote would be more than... MORE
October 26, 2007
Economic Methods
Bryan Caplan
Tyler Cowen has a challenge for me:Dan's key point is that you, in fact, differ radically from the professional consensus (as Arnold writes as well) and that the argument is self-undercutting if you simultaneously erect expert consensus as a relevant... MORE
October 22, 2007
Economic Methods
Arnold Kling
Russ Roberts writes, Edward Leamer’s indictment of modern econometrics, “Let’s take the ‘con’ out of econometrics” is the best known critique of our habits as empirical economists but it has not been taken to heart by the profession. There are... MORE
October 16, 2007
Institutional Economics
Arnold Kling
Gregory Clark goes medieval on Avner Greif. In chapter 2, Greif lays out a formal definition of an institution. This is, “An institution is a system of rules, beliefs, norms and organizations that together generate a regularity of (social) behavior”... MORE
October 13, 2007
Economic Methods
Bryan Caplan
I like to see myself as an equal-opportunity offender, but I can't measure up to Mankiw's latest:Consider a person who A. takes an important truth developed by others, B. exaggerates it for dramatic effect, C. as a result, draws public... MORE
October 5, 2007
Economic Methods
Bryan Caplan
In my book, I reference Surowiecki's "guess-the-weight-of-an-ox" anecdote. My colleague David Levy and his co-author Sandra Peart show that isn't quite right. Contrary to Surowiecki, Galton reported the median guess, not the mean - which was reported by Pearson years... MORE
October 1, 2007
Economic Methods
Bryan Caplan
Scott Adams, of Dilbert fame, thinks like an economist - and wants his readers to do the same: I studied economics in college. One thing I’ve noticed is that other people who have studied economics tend to think a similar... MORE
September 12, 2007
Economic Methods
Arnold Kling
In summing up his reaction to Gregory Clark's book, Tyler Cowen writes, Greg wants an explanation with a Malthusian or a Ricardian rigor and logic. I believe our explanations will be more like those of history than of economics. That... MORE
August 14, 2007
Economic Methods
Bryan Caplan
Robin lays down a challenge:Consider the people you most admire that you know personally, such as your parents, spouse, or work mentor. Now imagine the worse [sic] sort of things someone might plausibly accuse those people of. Are you confident... MORE
August 2, 2007
Economic Methods
Arnold Kling
Tyler Cowen writes, I tend to trust sources who use their intelligence to point out flaws in their own positions. But is this more than an aesthetic preference on my part? In my view, this is much more than an... MORE
August 1, 2007
Economic Methods
Bryan Caplan
Don't miss David Henderson's amiable podcast on disagreement in economics. His tale of disillusion with Krugman alone is worth the price of admission. This podcast reminds me of an idea I've had for a while: Creating a meta-petition of policies... MORE
July 31, 2007
Economic Methods
Arnold Kling
Tom Slee writes, what I get from the Netflix prize is that there are probably significant limits to recommender systems. Even the smartest don't do a whole lot better than the simple approaches, and a lot of work is required... MORE
July 30, 2007
Economic Methods
Bryan Caplan
Arnold writes:With one exception, I think there is nothing that the public can look for in terms of a signal about economists. The best thing is to force economists to explain their arguments clearly in layman's terms, and then to... MORE
July 12, 2007
Economic Methods
Bryan Caplan
Alex's ridicule of the New York Times piece on economists who "oppose the hegemony of free-market economics" is spot-on. Basic fact-checking would have exposed the silliness of this story, which was decisively refuted by Dan Klein and Charlotta Stern a... MORE
July 9, 2007
Economic Methods
Bryan Caplan
Guest blogging at Free Exchange, I answer the charge that Econ is a cult, and end with a hymn of praise:[T]here's nowhere where the grass is greener than in the economics profession. It's far from perfect, but economics is an... MORE
July 6, 2007
Economic Methods
Bryan Caplan
Brad DeLong explains the birth of an early pro-NAFTA number:Here's where I state that the "200,000 net jobs projected from NAFTA" number was mine: we took an estimate of overall economic efficiency gains from tariff reductions and an employment elasticity... MORE
June 28, 2007
Economic Methods
Bryan Caplan
Evolution and genetics aside, my understanding of natural science is very weak. Fortunately, examining the bets experts are willing to make is a great substitute for understanding what they are talking about. So when Robin Hanson reports that global warming... MORE
June 19, 2007
Economic Methods
Arnold Kling
A commenter on my post on the slowdown in America's height gains refers to Michael R. Eades, who points out that the original research was pretty much self-refuting. It should be real easy to determine whether the above sociological jibberish... MORE
June 13, 2007
Economic Methods
Bryan Caplan
The well-educated like to mock astrology; I've done it myself. But today over lunch, Robin Hanson convinced me that it's unfair to do so. There's nothing wrong with studying the predictive power of astrological signs. The only problem is concluding... MORE
June 1, 2007
Economic Methods
Arnold Kling
More than one reader has asked me about Paul Ormerod. Is he an example of an economist who has been unjustly overlooked by the mainstream?... MORE
Economic Methods
Arnold Kling
Brad DeLong writes, My view is that the neoclassical economics toolkit can be very, very useful--no, stronger than that, is very useful and necessary--for everybody from the center on left. ...By contrast, the neoclassical toolkit can be absolute poison for... MORE
May 31, 2007
Economic Methods
Arnold Kling
There is a lively discussion at TPM Cafe over whether heterodox economics gets no love from the neoclassical crowd. Here is an excerpt from a summary. Chris Hayes kicks things off by boiling down his feature Nation piece into two... MORE
May 17, 2007
Economic Methods
Arnold Kling
In the latest Econ Journal Watch, at least two articles are about what is not found in economic literature. John Dawson argues that The Economic Freedom of the World index is under-utilized in studies of economic growth. Charles Blankart and... MORE
Economic Methods
Bryan Caplan
Few economists bother to explain in writing why other people's articles are a waste of time. Even fewer economists bother to explain in writing why entire journals are a waste of time. As far as I'm aware, in fact, there... MORE
May 14, 2007
Economic Methods
Arnold Kling
Daniel J. D'Amico and Daniel B. Klein write, scholastics are more concerned with speaking to each other, distilling results, and passing them down through intermediaries to the laity. Pietistic figures are more interested in speaking directly to the everyman. They... MORE
April 30, 2007
Economic Methods
Arnold Kling
Russ Roberts interviews Nassim Taleb. It's one of the most fascinating interviews in Roberts' series. One implication of Taleb's thinking is that we are overconfident in our ability to manage risk. Burt Malkiel, who is arguing from a more traditional... MORE
April 24, 2007
Economic Methods
Arnold Kling
William J. Polley points to Solow's essay, which first appeared in 1997. A few excerpts and my comments.... MORE
April 18, 2007
Economic Methods
Arnold Kling
Elaborating on a point I raised , I am going to make the following conjecture: In an evaluation scale (e.g, rate this professor on a scale of 1 to 5), the mean evaluation is biased toward the middle. Is this... MORE
Economic Methods
Arnold Kling
Glaeser and Sacerdote, suggesting that when rich people are around other rich people, they vote Democratic, but when they are around less-rich people, they vote Republican. Not having read the paper, I'm guessing on the basis of the abstract that... MORE
April 17, 2007
Economic Methods
Arnold Kling
In an email that he gave me permission to quote, Greg writes, Your instrumental variable analogy is good, but your assertion that it is a weak instrument is not. The calculations in the paper establish how good an instrument height... MORE
Economic Methods
Arnold Kling
Greg Mankiw links to a new paper that he co-authored with Matthew Weinzierl that says, Should the income tax system include a tax credit for short taxpayers and a tax surcharge for tall ones? This paper shows that the standard... MORE
March 28, 2007
Economic Methods
Arnold Kling
Alex Tabarrok defends Steven Levitt from an attack by Noam Schieber. I think Scheiber is off in a few ways. First, he conflates methods and questions. It's true that clean identification is often found with quirky experiments but a quirky... MORE
March 4, 2007
Political Economy
Arnold Kling
Robert Shimer tries to summarize the research of Clark Medalist Daron Acemoglu. One example. Daron and James [Robinson] explore the transition from autocracy to democracy. What makes the political elites allow the poor to vote? Daron and James argue that... MORE
February 23, 2007
Economic Methods
Arnold Kling
John Quiggin writes, Suppose you wanted to establish whether children’s height increased with age, but you couldn’t measure height directly. One way to respond to this problem would be to interview groups of children in different classes at school, and... MORE
January 25, 2007
Economic Methods
Arnold Kling
Now that we know that an economist is someone who is honest and a public intellectual is someone who is not, suppose we were to read the following. We have data on the real income—that is, income adjusted for inflation—of... MORE
December 4, 2006
Economic Methods
Bryan Caplan
The smartest man I know is being savaged on the comments section of the Washington Monthly. Don't miss it!... MORE
November 16, 2006
Economic Methods
Bryan Caplan
Milton Friedman's sad passing reminds me of King Theoden's last words in The Return of the King: You have to let me go. I go to my fathers, in whose mighty company I shall not now feel ashamed. ...and makes... MORE
Economic Methods
Arnold Kling
Hearing of the death of Milton Friedman, I turned to this biography. What struck me was that Friedman won the Clark Medal, given to the economist under 40 with the most achievements, in 1951. At that time, he had published... MORE
November 3, 2006
Economic Methods
Arnold Kling
In a column pointing to research findings on a variety of topics, William Saletan includes The richer the country, the lower the ratio of male-to-female promiscuity. In no country is the ratio of male-to-female promiscuity measured in an unbiased manner.... MORE
Economic Methods
Bryan Caplan
Ezra Klein engages in some interesting introspection: Nowadays, I know that folks from that end will be looking to cut apart my ideas, I have to protect my points against their insights which, in turn, means I absorb their insights.... MORE
October 24, 2006
Economic Methods
Bryan Caplan
Tyler on refereeing: A properly critical and useful "accept" report is harder to write. Don't look for excuses to quickly reject a potentially good paper. Tyler on being refereed: If you get careless, sloppy, or downright outrageous referee reports, it... MORE
Economic Methods
Bryan Caplan
"[N]obody could ever figure out our own political leanings by reading our papers." That's how Andrew Gelman sees his research. In contrast, when Gelman visited GMU, "One thing that struck me about the people I met there was that their... MORE
October 19, 2006
Economic Methods
Arnold Kling
Bryan wonders, Ten years ago, ultra-mathematical theorists were the kings of the economics profession. Now they seem to be nigh irrelevant. Clever and relatively open-minded empiricists rule the roost. Cementing the trend, few of the students coming out of top... MORE
September 2, 2006
Economic Methods
Bryan Caplan
Heard of the study that finds that beautiful women have more girls and intelligent men have more boys? Andrew Gelman finds that at least the first finding is suspect on multiple levels. You get a statistically significant effect if you... MORE
August 31, 2006
Economic Methods
Arnold Kling
This gets my vote for most important research finding of the year (my emphasis): “How tall your parents are compared to the average height explains 80 to 90 percent of how tall you are compared to the average person,” Dr.... MORE
July 26, 2006
Economic Methods
Arnold Kling
Abhijit Vinayak Banerjee writes, Randomized trials like these—that is, trials in which the intervention is assigned randomly—are the simplest and best way of assessing the impact of a program. They mimic the procedures used in trials of new drugs, which... MORE
June 27, 2006
Economic Methods
Arnold Kling
My latest essay summarizes some ideas I've been blogging about lately. An empirical argument attempts to convince you using logic and observation. A trust cue threatens you with loss of membership in a valuable group unless you take a given... MORE
June 22, 2006
Economic Methods
Arnold Kling
Bryan writes, If virtually everyone just argues for whatever position he was born into, a truth-seeker should hold the gladiators for popular views to higher standards. I have a slightly different way to arrive at this position. Consider the following... MORE
June 21, 2006
Economic Methods
Bryan Caplan
I'm no sports fan, but it's pretty clear that countries with more people win more Olympic medals. The obvious explanation is that people typically play for the country they were born into, and the ten best basketball players in China... MORE
June 1, 2006
Economic Methods
Bryan Caplan
No snarl intended, Arnold. I'm a big fan of Cox and Alm, too. But just pointing to basic numbers only gets you so far. Cox and Alm can show that living standards are rising, but if you want to figure... MORE
May 31, 2006
Economic Methods
Arnold Kling
Bryan snarls, Arnold, please tell us: What's not junk? As I believe Yogi Berra said (if not, it sounds like something he would say), "You can observe a lot just by watching." I think economists should put more effort into... MORE
Economic Methods
Bryan Caplan
Arnold writes: The junk-science aspect is to look at correlations and say that they prove what intuition and common sense might wish to be true. I just do not believe that it is possible to use correlation to untangle the... MORE
Economic Methods
Arnold Kling
I am reading the latest issue of the American Economic Review, which is a selection of papers from this year's annual convention of the American Economic Association. A lot of it is what I consider to be "junk science." So... MORE
May 16, 2006
Economic Methods
Arnold Kling
Greg Mankiw has written an outstanding new essay that reviews the history of thought in macroeconomics. I don't know where he is planning to give this paper, but I wish I could be a discussant. Here is a brief excerpt.... MORE
February 18, 2006
Economic Methods
Arnold Kling
Bryan writes, If happiness research can't make behavioral predictions, then behavioral research can't make happiness predictions. Which is as it should be. Books that are based on research designed to predict behavior belong in the Social Science section. Books that... MORE
February 15, 2006
Economic Methods
Arnold Kling
Bryan writes But Arnold's prediction and the happiness literature are actually compatible. I am not going to be trapped into talking about happiness research as if it makes behavioral predictions. Happiness research cannot make behavioral predictions at all. It consists... MORE
January 9, 2006
Economic Methods
Arnold Kling
Pete Boettke wants to see Economics with Attitude. I have often asked job candidates what the wildest hypothesis related to their research in economics and political economy that they want to pursue would be. Here are some of my ideas... MORE
September 20, 2005
Economic Methods
Bryan Caplan
R.J. Rummel's critique of a Cato study set off a big bloggers' debate about the value of think tanks. The following passage in Rummel's critique got my attention: This correlation is meaningful for the kind of regression analysis Gartzke did,... MORE
August 14, 2005
Economic Methods
Arnold Kling
Simon Baron-Cohen said, A systemizer is somebody whose style of thinking is predominantly in terms of understanding things according to rules or laws. You can think of lots of different kinds of systems: mathematical systems (algebra, computer programs), or mechanical... MORE
August 1, 2005
Economic Methods
Bryan Caplan
Not only do I disagree with Arnold's views on the self-interest and rationality assumptions; it also looks like Arnold disagrees with Arnold! In the past, Arnold has expressed a lot of sympathy for my view that systematically mistaken economic beliefs... MORE
July 31, 2005
Alternative Economics
Arnold Kling
Michael Blowhard summarizes two books attacking mainstream economics. For most of the "Changing Face" crowd, the field needs some correction, but nothing fundamental. One mathematical-modeling whiz says straight-out that there's nothing wrong with mathematical modeling that better mathematical modeling can't... MORE
June 17, 2005
Economics of Health Care
Arnold Kling
Co-blogger Bryan and I have been arguing over two issues, one substantive and one methodological Substantive issue: I say that health care probably is effective. He says that there is no evidence that it is effective on average. Incidentally, Paul... MORE
June 2, 2005
Economic Methods
Arnold Kling
Bryan says, a fair number of papers have a lot of data points. So rejecting the null hypothesis of no effect is pretty easy. Moreover, it is fairly common in both literatures to discuss the magnitude of the effect, not... MORE
June 1, 2005
Economic Methods
Arnold Kling
Bryan's post on the statistical findings about parenting and health care reminds me of what we at MIT used to call "Chicago econometrics." A fundamental fallacy in classical statistics is to say, "Therefore, we accept the null hypothesis." The classical... MORE
April 16, 2005
Economic Methods
Bryan Caplan
One of the many paradoxes of behaviorism is that the only way you can tell that Arnold Kling and I disagree about it is from our words. Observe our behavior for a hundred years; you'll never figure out where we... MORE
April 14, 2005
Economic Methods
Bryan Caplan
One reaction to my recent piece in Econ Journal Watch is "economics isn't about what people say or believe; it's about what people DO." The easy response is: Not anymore, it isn't! Survey research has exploded in economics. So has... MORE
March 3, 2005
Economic Methods
Arnold Kling
I recently came across the Medical Expenditure Panel Survey, which seems like a fascinating data set. I would like to do some basic cross-tabs of some of the data. However, I am not a SAS jockey. Moreover, some of the... MORE
March 2, 2005
Economic Education
Arnold Kling
In a wide-ranging essay, I question the dominance of math in advanced economics. The raising of the mathematical bar in graduate schools over the past several decades has driven many intelligent men and women (perhaps women especially) to pursue other... MORE
January 4, 2005
Economic Methods
Arnold Kling
John Brockman asked dozens of scientists and other intellectuals to state a proposition you believe is true, even though you cannot prove it. Not many of the answers deal with economics, and those that do strike me as hostile without... MORE
September 10, 2004
Austrian Economics
Arnold Kling
Since the name of Paul Samuelson came up recently, I thought I would toss out a few random impressions of him. I only had Samuelson for one course, which I believe was in the Spring of 1977. It was part... MORE
August 14, 2004
Public Choice Theory
Michael Munger
by Michael Munger Guest Blogger Economist Ray Fair's very simple model on presidential elections has some interesting things to say about the upcoming election. Given the macro-economic and macro-political factors that have mattered in the past, George W. Bush should... MORE
February 11, 2004
Economic Methods
Arnold Kling
I try to use the 2000 election in Florida and the question of Iraq's weapons of mass destruction to illustrate statistical concepts. In statistics, a parameter (not to be confused, as it is often is by laymen, with perimeter), is... MORE
December 31, 2003
Economic Methods
Arnold Kling
A while back, we discussed whether math is necessary for economic education. Thomas Sowell gives his view. Introductory economics is too often taught as if the students in it were all potential economists who had to be introduced to the... MORE
December 16, 2003
Economic Methods
Arnold Kling
Brad DeLong points to an interesting post by Daniel Davies on the use of math in economics. Davies writes, If the history of economic thought teaches us anything, it teaches us that people who don't use the mathematics always, sooner... MORE
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