In this study, we used event study methodology to examine stock price reactions to quarterly earnings announcement. The study is based on a sample of 146 companies listed on Bombay Stock Exchange and December 2000 quarterly earnings announcements are taken event. The abnormal performance is...

China launched a pilot scheme in March 2010 to lift the ban on short-selling and margin-trading for stocks on a designated list. We find that stocks experience negative returns when added to the list. After the ban is lifted, price efficiency increases while stock return volatility decreases....

There has been profuse development in the stock markets all over the world in the past decades. The 21st century has seen intriguing changes in the stock markets in both developed and emerging economies. This paper examines the weak-form efficiency of listed firms on the Ghana Stock Exchange...

Market efficiency is examined in three forms: weak form, semi-strong form and strong form and each one deals with a different source of information. 1. Weak form efficient market - the prices of securities fully reflect all historical information and no excess returns can be earned by utilising...

This study examines the valuation, liquidity, volatility, and efficiency before and after the integration of Islamabad Stock Exchange (ISE) and Lahore Stock Exchange (LSE) with Karachi Stock Exchange (KSE) to form the Pakistan Stock Exchange (PSX). The firm level daily data is analyzed to...

Hirshleifer et al. (J. Account. Econom. 38 (2004)) and Taffler, Lu and Kausar (J. Account. Econom. 38 (2004)) document large and statistically significant abnormal returns from trading on balance sheet data and audit opinions. However, the statistical tests ignore high transactions costs,...

Breakdowns in market quality are extreme price movements that reverse once the market learns that nothing fundamental has occurred. The average daily breakdown frequency from 1993-2013 is 1.03%, with averages in 2010-2013 more than two-thirds lower at 0.34%. Breakups, extreme price increases,...

There has been profuse development in the stock markets all over the world in the past decades. The 21st century has seen intriguing changes in the stock markets in both developed and emerging economies. This paper examines the weak-form efficiency of listed firms on the Ghana Stock Exchange...