This paper analyses the empirical performance of a New Keynesian stickyprice model with delayed effects of monetary impulses on inflation and output for the German pre-EMU economy. The model is augmented with rule-ofthumb behaviour in consumption and price setting. Using recently developed...

The implied volatility of a European option as a function of strike price and time to maturity forms a volatility surface. Traders price according to the dynamics of this high dimensional surface. Recent developments that employ semiparametric models approximate the implied volatility surface...

Using structural VARs, I find that external shocks are an important source of macroeconomic fluctuations in emerging markets. Furthermore, U.S. monetary policy shocks affect quickly and strongly interest rates and the exchange rate in a typical emerging market. The price level and real output in...