This paper examines a wide variety of popular volatility models for stock index return, including Random Walk model, Autoregressive model, Generalized Autoregressive Conditional Heteroscedasticity (GARCH) model, and extensive GARCH model, GARCH-jump model with Normal, and Student t-distribution...

This study presents the correlation and regression between ten different selected stocks which are Berkshire Hathaway, America Express, Apple Inc., Ford motors, Cabot Oil Gas, Walmart, Disney, JP Morgan Chase, Unilever Nike and Wilshire 5000 which are listed on NYSE. Henceforth CAPM helps to...

Using well-known GARCH models for density prediction of daily S&P 500 and Nikkei 225 index returns, a comparison is provided between frequentist and Bayesian estimation. No significant difference is found between the qualities of the forecasts of the whole density, whereas the Bayesian approach...