Financial disclosures such as earnings calls help investors allocate their resources efficiently by providing them with essential information about the underlying assets. Especially in forward-looking statements, such disclosures may contain large shares of uncertain words, for example, "we...

Research findings have proven that the willingness to take risks is distributed heterogeneously among individuals. In the general public, there is a widely held notion that individuals of certain nationalities tend to hold certain typical risk preferences. Furthermore, religious beliefs are...

This dissertation consists of six self-contained chapters that are related to the behavior of firms and politicians in a broader sense. After an introduction to the topic, the first part of the dissertation elaborates on how institutional and political framework conditions influence the behavior...

We consider two semiparametric models for the weight function in a bias sample model. The object of our interest parametrizes the weight function, and it is either Euclidean or non Euclidean. One of the models discussed in this paper is motivated by the estimation the mixing distribution of...

In this paper, we present an innovative electricity spot price model, wherein the prices explicitly depend on the realized wind power production. The proposed arithmetic multi-factor approach captures numerous stylized facts of empirical spot price behavior like seasonal variations,...