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...

Studying a large number of banks in various countries between 1999 and 2006, we document that foreign banks perform better when from a high income country, when host country competition is limited, and when they are large and rely more on deposits for funding. Foreign banks' performance improves...