This article investigates the role of private insurance in the prevention and mitigation of natural disasters. We characterize the equity-efficiency trade-off faced by the policymakers under imperfect information about individual prevention costs. It is shown that a competitive insurance market...

We provide a characterization of an optimal insurance contract (coverage schedule and audit policy) when the monitoring procedure is random. When the policyholder exhibits constant absolute risk aversion, the optimal contract involves a positive indemnity payment with a deductible when the...