In this paper, we study a generalised CIR process with externally-exciting and self-exciting jumps, and focus on the distributional properties and applications of this process and its aggregated process. The aim of the paper is to introduce a more general process that includes many models in the...

Diese Dissertation befasst sich mit der Prognose von CAT-Bond-Risikoprämien. Sowohl auf dem Primärmarkt als auch auf dem Sekundärmarkt werden zu diesem Zweck klassische lineare Regressionsmodelle mit verschiedenen fortgeschrittenen Verfahren des maschinellen Lernens verglichen. Die...

Do wealth shocks affect the health of the elderly in developed countries? The economic literature is skeptical about such effects which have so far only been found for poor retirees in poor countries. In this paper I show that wealth shocks also matter for the health of wealthy retirees in the...

In this paper, we examine the stock markets' response to the COVID-19 pandemic. Using daily COVID-19 confirmed cases and deaths and stock market returns data from 64 countries over the period January 22, 2020 to April 17, 2020, we find that stock markets responded negatively to the growth in...