Banking consolidation, spurred by interstate branching deregulation, is changing markets' competitive structure. Policymakers and regulators have focused on the implications for customers in retail and wholesale markets rather than consolidation's impact on correspondent banking markets (where...

This paper shows that bank performance improves significantly after restrictions on bank expansion are lifted. We find that operating costs and loan losses decrease sharply after states permit statewide branching and, to a lesser extent, after states allow interstate banking. The improvements...

Until this year, Citigroup was the only $1 trillion banking organization in the U.S. Now, there are two more—Bank of America has merged with FleetBoston, and J.P. Morgan Chase is about to complete its merger with Bank One. These megamergers are notable not only for their size but also for the...