This paper studies the welfare consequences of a government regulation that forces a patented equipment to be supplied by a number of independent producers. On the one hand, such a regulation hurts the value of a patent and therefore reduces activities in the R&D sector. On the other hand, the...

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...

Traditional bank competition policy seeks to balance efficiency with incentives to take risk. The main tools are rules guiding entry/exit and consolidation of banks. This paper seeks to refine this view in light of recent changes to financial services provision. Modern banking is largely...

Using a sample of 97 countries spanning the period 1980?2008, we estimate that financial crises have a large negative impact on unemployment in the short term, but that this effect rapidly disappears in the medium term in countries with flexible labor market institutions, whereas the impact of...

This paper examines the empirical link between fiscal policy and the current account focusing on microstates defined as countries with a population of less than 2 million between 1970 and 2009. The paper employs panel regression and panel vector autoregression (VAR) on 155 countries of which 42...

This paper introduces a comprehensive database on bank ownership for 137 countries over 1995-2009, and reviews foreign bank behavior and impact. It documents substantial increases in foreign bank presence, with many more home and host countries. Current market shares of foreign banks average 20...