This paper looks at the dynamic properties of insurance contracts when insurers have better technology at preventing catastrophic losses than the insured. The prevention technology is owned by the insurers and is permanent. If long-term contracts are not possible, the insured is faced with a...

We consider how fund managers respond to the conflicting preferences of their investors. We focus on the conflict between the taxable and retirement accounts of international funds, which face different tradeoffs between dividends and capital gains. In principle, managers could resolve this...

This paper is the first to present evidence on the magnitude of derivative use by mutual funds. Using a unique data set of detailed balance sheet information on open-end mutual funds, we characterize the nature of derivative use by these funds. Most mutual funds using derivatives do so to a very...