As in other sectors, competition in finance matters for allocative, productive and dynamic efficiency. Theory suggests, however, that unfettered competition is not first best given the special features of finance. I review these analytics and describe how to assess the degree of competition in...

Competition in the financial sector, as in other sectors, matters for allocative, productive, and dynamic efficiency. Theory suggests, however, that unfettered competition is not necessarily best given the special features of financial services. The author discusses these analytical...