Size effects matter in banking. Typically, banking systems are dominated by a smallnumber of large players who are also active in a large range of countries and marketsegments. At the same time, there exist small and often regionally-focused financialinstitutions. This holds also for the German...

Insufficient capital buffers of banks have been identified as one main cause for the large systemic effects of the recent financial crisis. Although higher capital is no panacea, it yet features prominently in proposals for regulatory reform. But how do increased capital requirements affect...

The German banking market is notorious for its low degree of market penetration by foreign financial institutions, suggesting that markets serviced by domestic and foreign banks are segmented. This paper employs a number of tests to determine whether activities of domestic and foreign banks are...