Dan Ariely is a very enjoyable writer and an excellent researcher. That said I find his central theme of “irrationality” a problem. It is hard to know what people mean when they talk about irrationality. My central question is: What Is Irrationality? Advice To The Irrational In his advice book, Irrationally Yours, readers ask Ariely…
Category: Rationality
Six Decision-Making Lessons From The World Cup
Departing from my usual structure of analyzing a single topic I thought I’d illustrate decision making lessons with examples from the World Cup. (This post on the 6 decision-making lessons from the world cup was written in 2014). Three Decision-Making Lessons From The World Cup Firstly, regression to the mean is commonly not recognized. Spain had a very…
Scarcity Theory: A Hammer, But A Good Hammer
Mullainathan and Shafir’s new book Scarcity [written in 2014] explains that people make some debatable decisions when a resource is scarce because of the stress the shortage causes. They introduce Scarcity Theory: a hammer, but a good hammer. Poverty Leads To Worse Decision-Making The authors help explain poverty sometimes encourages people to take decisions that…
Shopping For Votes
Susan Delacourt’s Shopping For Votes is an enjoyable read. Lots of nice detail helps illustrate some interesting events in Canadian politics. The Political Marketing Literature I, of course, have a couple of quibbles. 1) Firstly I feel that her main thesis wasn’t well developed or supported. She has clearly become familiar with the political marketing…
Are We Good Decision Makers?
An interesting debate in the decision-making field is: Are we good decision-makers? The Debate: Are We Good Decision Makers? This debate occurs most contentiously between supporters of Amos Tversky & Daniel Kahneman and those in Gerd Gigerenzer’s camp. Supporters of Tversky and Kahneman argue that in the 1970’s the core assumption in social science was…
Rational Voters?
Whenever I hear someone say “rational” I worry. Everyone means a different thing. This is a problem as obviously you can’t discuss rationality without knowing what it is. Bryan Caplan uses his view of rationality to criticize democracy in The Myth of the Rational Voter (Caplan 2007). The book left me with mixed feelings. I love…
