. Using this framework, we show conditions under which idiosyncratic shocks to bank lending can generate aggregate … sector for many countries is indeed granular, as the right tail of the bank size distribution follows a power law. We then … concentration is associated with a positive and significant relationship between bank-level credit growth and aggregate growth of …

right tail of the bank size distribution follows a power law. Also, the presence of big banks as measured by high market …

versus geographic effects and how they affected the performance of small, single-market banks through revenues versus costs …