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...

This dissertation contains three essays. The first and second essays examineintergenerational mobility in earnings in Brazil using a data set spanning three generations. I use data from PNAD{a nationally representative household survey inBrazil. I build a three-generations data set consisting of...

Diese Doktorarbeit untersucht drei Fragestellungen. Erstens, wie die Wirkung von plötzlichen Änderungen exogener Faktoren auf endogene Variablen empirisch im Allgemeinen zu bestimmen ist. Zweitens, welche Effekte eine Erhöhung der Staatsausgaben im Speziellen hat. Drittens, wie optimale...

Electricity price forecasting is an important task for electricity market participants since the very beginning of the deregulation. Accurate forecasting is essential for designing bidding strategy, risk management, and market operation. However, due to the compli-cated factors affecting...

This dissertation focuses on monetary policy rules in the OECD countries at both theoretical and empirical levels. It is divided into seven chapters.Chapter 1 presents some recent literature on monetary policy rules and introduces the goal and organization of this dissertation.Chapter 2 explores...

While the market for credit instruments grew continuously in the decade before 2008, its liquidity has dried up significantly in the current crisis, and investors have become aware of the possible consequences of being exposed to credit risk. In this thesis we address these issues by pricing...

Diese Dissertation (dt.: Einbeziehung von Modellunsicherheit in das Selektionsproblem von Schätzern für erwartete Renditen) beschäftigt sich mit der Unsicherheit aus einer Vielzahl verfügbarer Schätzer für latente erwartete Renditen den korrekten Schätzer auszuwählen. Anhand des...

In recent years, government aid agencies and international organizations have increased their financial commitments to controlling and eliminating malaria from the planet. This renewed emphasis on elimination is reminiscent of a previous worldwide campaign to eradicate malaria in the 1960s, a...

This dissertation deals with three problems in health care. In the first, we consider the incentives to change prices and capital levels at hospitals, using optimal control under the assumption that private payers charge higher prices if patients consume more hospital services. The main results...