This dissertation considers the pricing and hedging of contingent claims in a generalsemimartingale market. Initially the focus is on a complete market, where it ispossible to price uniquely and hedge perfectly. In this context the two fundamentaltheorems of asset pricing are explored. The...

The question how to allocate capital best is as old as financial markets themselves. Maximizing expected gains only might be a good approach but cannot be the best answer because usually high expected gains are driven by highly speculative and risky investments.In this thesis we study economic...

Incomplete markets provide many challenges for both investment decisions and valuationproblems. While both problems have received extensive attention in complete markets,there remain many open areas in the theory of incomplete markets. We present the resultsin three parts. In the first essay we...

Investors in financial markets face several restrictions apart from wealth constraints. The first attempt to understand these restrictions in a general competitive equilibrium framework can be traced back to Radner (1972). Here these restrictions are assumed to be given exogenously, as first...

This dissertation investigates capital market frictions across three themes. The first theme is sovereign debt. Recent experience in the EU shows that it can be complex to enforce the repayment promises of states. Furthermore, governments are better informed about their repayment capacity than...

This thesis was written by Jakob Eberl while having been a research assistant at the Center for Economic Studies (CES) at the University of Munich. It was completed in December 2015 and accepted as a doctoral thesis by the Department of Economics at the University of Munich in May 2016. The...

This volume includes five self-contained chapters in the fields of public debt and fiscal transfer schemes. After an introduction to the topic, chapter 2 shows that the institutional setting of fiscal policy making needs to be considered when assessing the sustainability of fiscal policy. Using...