The analysis of volatility in financial markets has become a first rank issue in modern financial theory and practice: Whether in risk management, portfolio hedging, or option pricing, we need to have a precise notion of the market's expectation of volatility. Much research has been done on the...

Based on daily VDAX data this paper analyzes the factors governing the movements of implied volatilities of options on the German stock index DAX. Using Principal Components Analysis over the sample period from 1996 to 1997, we derive common factors representing shift and curvature of the term...

Unlike variable-centered measures, validity and stability of typologies have been rarely studied. Magun, Rudnev and Schmidt [in review] developed a value typology of the European population using data from the 4th round of the European Social Survey. The value classes showed heuristic power in...

Purpose – The purpose of this paper is to examine whether political elements affect entry mode decisions of foreign small- to medium-sized manufacturing enterprises (SMMEs) into post-communist Russia. Design/methodology/approach – The paper employs a qualitative research technique. The data...