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...

Although experiencing trade cycles, Australia is almost unique in maintaining 20 years of positive economic growth and has survived the global financial crisis relatively unscathed. The economic boom concentrated attention on skill shortages in Australia and their role in preventing the economy...

This paper analysis the vulnerability of the OECD member states to external shocks by estimating the degree of asymmetric effects from positive and negative shocks. We use asymmetric conditional heteroscedasticity models with endogenously determined regime changes in a context of progressive...

This paper presents an empirical analysis of volatility in GDP real growth rates for Portugal over the period 1960-2010. The objectives of this paper are threefold: (1) to assess the occurrence of “the Great Moderation” in Portugal and identify the timings of volatility changes; (2) to...

By generalizing Hamiltons model of the US business cycle to a three-regime Markov-switching vector autoregressive model, this paper analyzes regime shifts in the stochastic process of economic growth in the US, Japan and Europe over the last four decades. Empirical evidence is established for...

This note shows that German real GDP follows a trend-stationary process. Both tests which have trend-stationarity as the alternative hypothesis as well as tests that have it under the null hypothesis prefer the trend-stationary model. Explicit consideration of breaks in the trend is not...

This note shows that German real GDP follows a trendstationary process. Both tests which have trendstationarity as the alternative hypothesis as well as tests that have it under the null hypothesis prefer the trendstationary model. Explicit consideration of breaks in the trend is not necessary...

This paper expands on the methodology of Groshen and Potter (2003) for studying cyclical and structural changes in the US economy and analyzes the net structural and cyclical employment trends in the US economy during the last 10 trough-to-trough business cycles from 1949 to the present. It...