Sökning: "Volatility forecasting"
Visar resultat 6 - 10 av 20 avhandlingar innehållade orden Volatility forecasting.
6. Essays on Risk in International Financial Markets
Sammanfattning : This thesis deals with techniques to model risk in financial markets and consists of four separate essays. The thesis begins with an introduction in chapter one, while chapter two to chapter five contains the four essays. The first essay examines the implication of using various risk measures for portfolio selection. LÄS MER
7. Some Contributions to Filtering, Modeling and Forecasting of Heteroscedastic Time Series
Sammanfattning : Heteroscedasticity (or time-dependent volatility) in economic and financial time series has been recognized for decades. Still, heteroscedasticity is surprisingly often neglected by practitioners and researchers. This may lead to inefficient procedures. LÄS MER
8. Markov Regime Switching in Economic Time Series
Sammanfattning : This dissertation studies statistical properties and applications of the Markov switching models for economic time series in five separate papers. The two main statistical themes are (i) the task of choosing the number of states to use in the model, and (ii) inference on time-varying transition probabilities. LÄS MER
9. Essays on Time Series Analysis : With Applications to Financial Econometrics
Sammanfattning : This doctoral thesis is comprised of four papers that all relate to the subject of Time Series Analysis.The first paper of the thesis considers point estimation in a nonnegative, hence non-Gaussian, AR(1) model. The parameter estimation is carried out using a type of extreme value estimators (EVEs). LÄS MER
10. Essays on the Scandinavian Stock Markets
Sammanfattning : This thesis consists of three self-contained empirical essays related to the stock markets in Denmark, Norway, and Sweden.In Essay I, the time-series dynamics of liquidity on the Scandinavian stock exchanges between January 1993 and June 2005 are studied with liquidity indices. LÄS MER