Krugman's Intro to Keynes's General Theory
The Greenspan Era

$#%@&**(&^%!!

Four pages of algebra. Four pages. Had to be done three times because of mistakes. And it would have been eight lines if I had thought that the right way to set up the problem was recursively.

Serves me right for having thought fifteen years ago that I could get away by skimming rather than cracking Recursive Methods in Economic Dynamics...

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