"Despite operating under substantial regulatory constraints, we find that commercial banks manage their investments largely consistent with the predictions of portfolio choice models with capital market imperfections. Based on 1990-2002 data for small (assets less than $1 billion) U.S....

Over the past two decades, a variety of deregulatory measures have increased competition in the U.S. commercial banking industry. While increased competitive rivalry creates incentives for banks to operate more efficiently, it also creates incentives for banks to take additional risk,...