Does better corporate governance unambiguously improve the risk/return efficiency of banks? Or does either a re-orientation of banks' revenue mix towards more opaque products, an economic downturn, or tighter supervision create off-setting or reinforcing effects? The authors relate bank...

Does better corporate governance unambiguously improve the risk/return efficiency of banks? Or does either a re-orientation of banks' revenue mix towards more opaque products, an economic downturn, or tighter supervision create off-setting or reinforcing effects? The authors relate bank...

We analyze securities trading by banks during the crisis and the associated spillovers to the supply of credit. We use a proprietary dataset that has the investments of banks at the security level for 2005-2012 in conjunction with the credit register from Germany. We find that - during the...