This paper studies the design of unemployment insurance when neither the searching effort nor the savings of an unemployed agent can be monitored. If the principal could monitor the savings, the optimal policy would leave the agent savings-constrained. With a constant absolute risk-aversion...

This paper offers an ambiguity-based interpretation of variance premium --- the difference between risk-neutral and objective expectations of market return variance --- as a compounding effect of both belief distortion and variance differential regarding the uncertain economic regimes. Our...

In this paper, we establish an axiomatically founded generalized recursive smooth ambiguity model that allows for a separation among intertemporal substitution, risk aversion, and ambiguity aversion. We axiomatize this model using two approaches: The second-order act approach à la Klibanoff,...