I thought of another way to drive home the point that DSGE macro is not like string theory. It's essentially another way of representing the Venn diagram in that post, but this time in terms of equations. Basically, string theory is built up from a bunch of very successful pieces of physics in a natural way. A DSGE model is built of a bunch of pieces that haven't been empirically validated or worse appear to be wrong.…Information Transfer Economics
Macro is not like string theory, part III (Equations!)
Jason Smith
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