ARMA-GARCH and FIGARCH models with non-normal, tempered-stable innovations are applied to intraday financial time-series on high-frequency time scales. The goal is to investigate their risk forecasting performance and to observe random scaling behavior. To this end, Value-at-Risk (VaR) and...

A comprehensive statistical analysis of return processes on the German and British stock market was carried out. Empirically, data for 40 selected companies and two market performance indices were collected for the period of ten years. The analysis shows that in the period under review the...

The behavioral origins of the stylized facts of financial returns have been addressed in a growing body of agent-based models of financial markets. While the traditional efficient market viewpoint explains all statistical properties of returns by similar features of the news arrival process, the...

This paper investigates the hypotheses that the recently established Mexican stock index futures market effectively serves the price discovery function, and that the introduction of futures trading has provoked volatility in the underlying spot market. We test both hypotheses simultaneously with...

Essays in Empirical Finance: Evaluating Risk in FinancialMarketsBy Alysa V. ShcherbakovaThis dissertation is comprised of two parts, each addressing animportant type of financial risk. The first part is composed of anessay discussing Market Risk. This essay examines a causalrelationship between...