Since CERCLA's legislation in the United States, extending the liability to banks in case of an environmental damage has been the main concern of many studies. Most of them show that this form of regulation cannot reach its two main objectives because it is not possible to simultaneously improve...

The first-order approach, which consists in replacing the incentive compatible constraint by the agent's first order condition, is widely used in agency problems where the principal cannot observe the level of effort chosen by the agent. This substitution is valid with the Monotone Likelihood...