This paper examines stock returns volatility in the Pakistani equity market. Using daily stock prices of 36 companies, 8 sector indices, and the general market index, the AutoRegressive Conditional Heteroscedasticity (ARCH) class of models was applied. The analyses suggest that one of the...

This paper tests the weak form efficiency hypothesis in the Pakistani equity market. Using daily closing prices of 36 stocks, 8 sector indices, and the market index from January 1, 1989 to December 30, 1993 and applying Serial correlation and Runs analysis, the paper does not find the market to...

This paper investigates the day of the week effect in the Pakistani equity market. Using daily data on eight sector indices as well as the general market index from January 1989 to December 1993, the analysis did not find, in general, significant differences in stock returns across trading days...

This paper attempts to explore a seasonal pattern, the Ramadhan effect, in the Pakistani equity market. Ramadhan, the holy month of fasting, is expected to affect the behavior of stock market in Pakistan where the environment in Ramadhan is different from other months as people devote more time...

This paper examines the validity of the Random Walk Model in the Pakistani equity market. The model, extensively tested in other equity markets, implies that past movements in a stock price are not helpful in predicting future prices of that stock. The model states that changes in stock prices...