What does it all mean
There’s been a bit of discussion about what Alan Greenspan really conceded in his recent testimony. Although Greenspan was less opaque than usual, I won’t try to second-guess him any further, and will instead ask again what the crisis means for the way we think about economics and the economy. There are two big economic ideas that look substantially less appealing in the light of the current crisis.
The first is the macroeconomic hypothesis, ...
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