This paper analyzes the systemic risk effects of bank mergers to test the "concentration-fragility" hypothesis. We use the marginal expected shortfall as well as the lower tail dependence between a bank's stock returns and a relevant bank sector index to capture the merger-related change in an...

We analyse the wide array of rescue programmes adopted in several countries, following Lehman Brothers' default in September 2008, in order to support banks and other financial institutions. We first provide an overview of the programmes, comparing their characteristics, magnitudes and...

The impact of cross-border bank M&As on bank risk remains an open question. Though geographically diversifying bank M&As have the potential to reduce the risk of bank insolvency, they also have the potential to increase that risk due to the increase in risk-taking incentives for bank managers...

The UBS- Credit Suisse (CS) merger in March 2023, one of the biggest banking unions in history, was an emergency rescue deal engineered by Swiss authorities to avoid more market-shaking turmoil in global banking. The merger resulted in a significant increase in the combined stakeholder net...

The M&A transactions represent a wide range of unique business optimization opportunities in the corporate transformation deals, which are usually characterized by the high level of total risk. The M&A transactions can be successfully implemented by taking to an account the size of investments,...

We analyse the wide array of rescue programmes adopted in several countries, following Lehman Brothers' default in September 2008, in order to support banks and other financial institutions. We first provide an overview of the programmes, comparing their characteristics, magnitudes and...

This paper analyzes capital market reactions to international bank M&A. We investigate combined stock return patterns of targets, bidders, and their peers upon takeover announcement, and closing or withdrawal. We distinguish five common M&A hypotheses and relate characteristic and mutually...

Sowohl die Diversifikation als auch die Fokussierung von Unternehmensaktivitäten werden häufig mit der Maximierung des Unternehmenswertes begründet. Wir untersuchen die Auswirkungen auf den Aktienkurs für 184 Akquisitionen sowie 139 Desinvestitionen deutscher Konzerne im Zeitraum von...

The Thomson VentureXpert database has been used for over two decades by practitioners and academics to benchmark and judge the performance of private equity and venture capital. A closer look at aggregated and individual figures, however, reveals severe anomalies in the underlying data which are...

We analyze a hand-collected sample of 166 prominent bribery cases, involving 107 publicly listed firms from 20 stock markets that have been reported to have bribed government officials in 52 countries worldwide during 1971-2007. We focus on the initial date of award of the contract for which the...