Diese Dissertation beschäftigt sich mit den makroökonomischen Konsequenzen der Annahme heterogener Firmen. Die geldpolitischen Implikationen stehen dabei im Vordergrund. In den ersten beiden, theoretisch ausgerichteten Kapiteln liegt der Fokus auf der Tatsache, dass Firmen unterschiedlich...

The thesis analyzes monetary and labor policies under different market frictions. In the first part several versions of a microfounded dynamic general equilibrium model with monopolistic competitors in the product and/or labor market are derived and simulated. First of all, the monetary...

Variance risk premium is arguably one of the most important and robust risk premia documented in the academic finance. The first chapter of this thesis deals with variance risk on the FX market: therein, I recover risk-neutralized covariance matrices of currency returns and combine them with ex...