During 2007-10, failures eliminated 318 U.S. commercial banks and savings institutions, about 4 percent of the total number of banks operating at the end of 2006. The assets and deposits of many failed banks were acquired by institutions that already had offices in markets served by the failed...

In bank antitrust analyses, banking regulators rely on certain assumptions about products and services of banks, the markets in which they operate, competitors within those markets, and the effects of mergers or acquisitions on those markets. During the 1990s, financial innovation and changes in...