We model the impact of bank mergers on loan competition, banks' reserve holdings and aggregate liquidity. Banks compete … in liquidity risk and expected liquidity needs for each bank and for the banking system. Large mergers tend to increase … expected aggregate liquidity needs, and thus the liquidity provision by the central bank. Comparative statics suggest that a …

This paper addresses the relationship between bank competition and efficiency by computing Lerner indices and cost … panel estimator framework to evaluate the sign and direction of causality between them. We observe no increase in bank … efficiency. This suggests that measures to increase bank competition in the Chinese context are not detrimental to efficiency. …