Charpentier, Arthur - HAL - 2010
In this paper, we consider optimal reinsurance from an insurer's point of view. Given a (low) ruin probability target …, insurers want to find the optimal risk transfer mechanism, i.e. either a proportional or a nonproportional reinsurance treaty …. Since it is usually admitted that reinsurance should lower ruin probabilities, it should be easy to derive an efficient …