Sökning: "stochastic volatility"
Visar resultat 1 - 5 av 59 avhandlingar innehållade orden stochastic volatility.
1. Essays on stochastic volatility
Sammanfattning : This dissertation consists of five papers concerned with the estimation and analysis of financial price processes. The first paper develops a stock price model and analyzes the impact of the US and the regional European stock markets on the local European countries’ stock markets. LÄS MER
2. Portfolio Optimization and Statistics in Stochastic Volatility Markets
Sammanfattning : Large financial portfolios often contain hundreds of stocks. The aim of this thesis is to find explicit optimal trading strategies that can be applied to portfolios of that size for different n-stock extensions of the model by Barndorff-Nielsen and Shephard [3]. LÄS MER
3. Financial Volatility and Time-Varying Risk Premia
Sammanfattning : This thesis consists of four empirical essays, all dealing with return volatility of financial assets and/or time-varying risk premia. In the first essay, Changing Risk Premia: Evidence from a Small Open Economy, the relation between risk and return is investigated for Swedish stocks. LÄS MER
4. Market Models with Stochastic Volatility
Sammanfattning : Financial Markets is an interesting wide range area of research in Financial Engineering. In this thesis, which consists of an introduction, six papers and appendices, we deal with market models with stochastic volatility in order to understand some financial derivatives, mainly European options. LÄS MER
5. Essays on financial time series models : Stochastic volatility and long memory
Sammanfattning : This work consists of five articles about the statistical aspects of financial time series models. The first three papers investigate and develop the inverse normal Gaussian stochastic volatility (NIGSV) model, initially suggested by Barndorff- Nielsen (1997). LÄS MER