In this project, the researcher conducted specification and power analyses on four matched-firm (MF) and three portfolio-based (PM) matching strategies used to detect abnormal performance in event studies of securities' performance. The researcher conducted these tests on 180 non-repeating...

We propose using a permutation test to detect discontinuities in an underlying economic model at a known cutoff point. Relative to the existing literature, we show that this test is well suited for event studies based on time‐series data. The test statistic measures the distance between the...

This paper introduces a new information density indicator to provide a more comprehensive understanding of price reactions to news and, more specifically, to the sources of jumps in financial markets. Our information density indicator, which measures the abnormal amount of noisy “ticker”...

We investigate whether the merger announcement dates provided in the Securities Data Corporation (SDC) database, a commonly used source in mergers and acquisitions (M&A) research, are handled correctly by researchers performing event studies to measure the wealth effects of mergers. We find that...

Globalization and liberalization have led firms from emerging markets like India to become more aggressive and opt for mergers and acquisitions (M&A) to fight the competitive battle. The present study attempts to evaluate the impact of mergers and acquisitions on the returns in the short run...

This study analyzes the effectiveness of the Market Abuse Directive (MAD) in reducing possible profits from insider trading during voluntary tender offers with the purpose of delisting initiated by controlling shareholders. Exploiting the quasi-experimental setting provided by the introduction...

There is a growing concern that U.S. merger control may have been too lenient, but empirical evidence remains limited. Event studies have been used as one method to acquire empirical insights into the competitive effects of mergers. However, existing work suffers from strong identifying...

Corporate restructuring is a widely adopted mode of improving efficiency and firm performance and has been studied in different country contexts such as the US, Australia, and Europe. The aim of this paper is to examine the impact of spin-off announcements on the stock prices of parent firms in...