This paper offers new evidence on informed trading around merger and acquisition announcements from the UK equity and options market. The analysis suggests that in about 25%-33% of events there is abnormal option trading volume during the month that precedes the announcement. Such evidence is...

In this study, we investigate the effect of merger waves on the long-term valuation of aggregate stock market. Our empirical test shows significant positive relationship between the intensity of past, with four years lag, aggregate merger activity and the valuation of aggregate stock market

The study introduces empirical evidence that there are statistically significant relationships between intensity of upcoming aggregate merger activity and the present values of the factors HML and SMB in the Fama-French three-factor model of assets pricing

Using a comprehensive sample of reverse merger (RM) transactions, we examine the effects of China's IPO regulations on the prices and returns of its publicly listed stocks. During 2007-2015, unlisted Chinese firms paid an average of 3 to 4 Billion RMB for each listed shell, an amount exceeding...

This study presents the results from a comprehensive out-of-sample test of long-run returns following mergers and acquisitions (M&As). Using a unique sample from 23 frontier markets of almost 800 transactions conducted during the years 1992 to 2016, we implement both cross-sectional tests and...

The objective of this paper is to investigate herding behavior in the Brazilian stock mutual funds. Through the study of the 100 largest funds of the category, between September/2004 and July/2008, two herding indexes are analyzed: (i) the index, proposed by Lakonishok, Shleifer and Vishny...

We find that aggregate net equity fund flows are strongly negatively correlated with changes in expected future stock market volatility as measured by the VIX. Implying that investor purchase decisions are primarily driven by returns and sale decisions by risk perceptions, we further find that...

Trillions of dollars are invested through index funds, exchange-traded funds, and other index derivatives. The benefits of index-linked investing are well-known, but the possible broader economic consequences are unstudied. I review research which suggests that index-linked investing is...

This study examines the co-movement phenomenon in Taiwan's stock markets. We investigate this phenomenon both before and after the inclusion and exclusion of component stocks from the Taiwan 50 or Taiwan 100 indices in terms of changes in component stock returns and turnover co-movement...