Tyler Cowen has an excellent new video out that looks at four schools of thought in business cycle theory, with application to the Great Recession. I agree with most of the specifics in the video, but differ in how to interpret the bigger picture. I'll try to explain why. Tyler starts with the metaphor of 4 blind men trying to understand the nature of an elephant, each touching a different part of the beast. The implication is that each of these four perspectives offers something useful, and we should not confine our view to just one perspective. The wise man takes an eclectic view of things.I see the video as mixing up very different types of disagreement. Consider his description of the 4 views: 1.
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