Wie sollten Zentralbanken Geldpolitik gestalten und der Öffentlichkeit kommunizieren, um die Ökonomie bestmöglich zu stabilisieren? Diese Dissertation, bestehend aus drei selbständigen Essays in dynamischer Makroökonomik, widmet sich in erster Linie dem normativen Aspekt von Geldpolitik....

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...

Chapter 1: Optimal Long-Run Inflation with Occasionally-Binding Financial Constraints.This paper studies the optimal inflation rate in a simple New Keynesian model with occasionally-binding collateral constraints that intermediate-good firms face on hiring labor. For empirically-relevant degrees...

Intertemporal general-equilibrium models with Keynesian features such as imperfect competition and imperfectly flexible prices which give rise to a (at least) short-run non-neutrality of monetary policy have become the workhorse model for monetary macroeconomics. This thesis now makes four...

Incluye un apéndice en línea ; Los modelos de mercados incompletos con agentes heterogéneos están cobrando especial relevancia en los análisis de políticas económicas. En este documento proponemos una nueva metodología para resolver problemas de políticas dinámicas óptimas, tanto...

La investigación empírica sugiere que los tipos de interés más bajos inducen a los bancos a asumir mayores riesgos. Analizamos lo que este canal de toma de riesgos implica para la política monetaria óptima en un modelo neokeynesiano manejable. Mostramos que este canal crea un motivo para...

The dissertation studies the relationship among durable goods, price indexes andmonetary policy in two sticky-price models with durable goods. One is a one-sectormodel with only durable goods and the other is a two-sector model with durable andnon-durable goods.In the models with durable goods,...

There is renewed interest in the use of qualitative methods in the unemployment research arena to provide a richer understanding of the unemployment experience. This study is designed to investigate the effects of long-term unemployment on psychological well-being, sex differences and the...

How can long-term unemployment be reduced by policy measures of the government? In this paper a growth-matching-model is developed, in which the unemployment pool consists of heterogeneous unemployed workers, short-term and long-term unemployed, and with an endogenous skill-depreciation of the...

How does technical progress affect long-term unemployment? The relationship between long-term unemployment and the rate of growth attributable to technical progress is evaluated in a growth-matching-model with heterogeneous jobless workers and with endogenously determined long-term unemployed...