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econ.TH2021
Insurance design and arson-type risks
Jean-Gabriel Lauzier
We design the insurance contract when the insurer faces arson-type risks. The optimal contract must be manipulation-proof. It is therefore continuous, it has a bounded slope, and i…
econ.TH2021
Envelope theorem and discontinuous optimisation: the case of positioning choice problems
Jean-Gabriel Lauzier
This article examines differentiability properties of the value function of positioning choice problems, a class of optimisation problems in finite-dimensional Euclidean spaces. We…
econ.TH2021
Ex-post moral hazard and manipulation-proof contracts
Jean-Gabriel Lauzier
We examine the trade-off between the provision of incentives to exert costly effort (ex-ante moral hazard) and the incentives needed to prevent the agent from manipulating the prof…