Allocation of Risk Capital to Contracts in Catastrophe Reinsurance

Abstract: This thesis is theresult of a project aimed at developing a tool for allocation of risk capitalin catastrophe excess-of-loss reinsurance. Allocation of risk capital is animportant tool for measuring portfolio performance and optimizing the capitalrequirement. Here, two allocation rules are described and analyzed, Eulerallocation and Capital layer allocation. The rules are applied to two differentportfolios. The main conclusions is that the two methods can be used togetherto get a better picture of how the dependence structure between the contractsaffect the portfolio result. It is also illustrated how the RORAC of one of theportfolios can be increased by 1 % using the outcome from the analyses.