This paper analyzes why corporate governance matters for stock returns if the stock market prices the underlying managerial agency problem correctly. Our theory assumes that strict corporate governance prevents managers from diverting cash flows, but reduces incentives for managerial effort. In...

In this Paper we argue that standard tests of portfolio efficiency are biased because they neglect the existence of illiquid wealth. In the case of household portfolios, the most important illiquid asset is housing: if housing stock adjustments are costly and therefore infrequent, we show how...

Banks can deal with their liquidity risk by holding liquid assets (self-insurance), by participating in the interbank market (coinsurance), or by using flexible financing instruments, such as bank capital (risk-sharing). We study how the access to an interbank market affects banks' incentive to...