11日エントリで紹介したブランシャールのDSGE論に遅れてロバート・ワルドマンが反応した。 I find his critique of DSGE entirely convincing. However, he doesn't. He wrote " I see the current DSGE models as seriously flawed, but they are eminently improvable and central to the future of macroeconomics. " He notes the flaws that (in my words) 1) the core assumptions are absurd and have yielded false implications (the models can be fiddled to el