The choice of an agent between risky and riskless assets is complicated by the existence of idiosyncratic risk. In this paper the agent chooses state-dependent shares of aggregate marketable income (a sharing rule) to provide a partial hedge against the idiosyncratic risk. The agent's Utility...

Unternehmen sichern sich gegen Preisrisiken zunehmend durch Abschluß von Termin-kontrakten oder Optionen ab. Werden das Grundgeschäft, das die Preisrisiken erzeugt, und das Sicherungsgeschäft nach dem Grundsatz strenger Einzelbewertung bilanziert, dann wird ein sicherer Einblick in die...

This paper contributes to the economics of financial institutions risk management by exploring how loan securitization affects their default risk, their systematic risk, and their stock prices. In a typical CDO transaction a bank retains through a first loss piece a very high proportion of the...

We present a necessary and sufficient condition on an agent's utility function for a simple mean preserving spread in an independent background risk to increase the agent's risk aversion (incremental risk vulnerability). Gollier and Pratt (1996) have shown that declining and convex risk aversion...