By Dan Kervick
The recent exchange on the nature of banking among Paul Krugman, Scott Fullwiler, Steve Keen and others has been feisty and instructive. But some readers might be left wondering whether the whole exercise is too wonky by half. The anatomical details of banking systems might be juicy and interesting for the academics who like to dissect those systems and dig deep into their entrails. But how significant are the details for practical questions of public policy? They are in fact very significant.