Traditional monetary models of hyperinflation suffer from severe stability problems: equilibria with realistic comparative-static properties are unstable while those with unrealistic comparative statics are stable. In the present paper I develop a model of hyperinflation which is based on an...

Spectral analysis is one of the most important areas of time series econometrics. The use of spectral measures is widespread in different science fields such as economics, physics, engineering, geology. The SPECTRAN toolbox has been developed to facilitate the application of spectral concepts to...

Ein Standard stellt ein technisches Dokument dar, welches die Beschaffenheit, Leistung und Eigenschaften eines Produktes beschreibt. Er spezifiziert bspw. auch die Schnittstellen verschiedener Software in einem System, so dass eine Kompatibilität hergestellt wird (vgl. u.a. Cargill und Bolin,...

We examine the relationship between the choice of steelmaking technology and energy prices in Germany using data beginning 1970. The analysis indicates that technology choice began to cointegrate with comparative energy prices in the early 90s. The short and long-run effects of energy prices are...