This dissertation consists of four essays exploring risk modeling and aggregation, with a particular focus on cyber risk in the insurance context. It aims to provide appropriate answers to research questions that arise from practical challenges on both the supply and demand sides of the...

The intangible costs of data breach events encompass for instance the loss of investor confidence, reputational damage and loss of competitive advantage. Yet, existing literature sheds light on this phenomenon only to a limited extent due to methodological challenges related to the estimation of...