Exchanges and other trading platforms are often vertically integrated to carry out trading, clearing and settlement as one operation. We show that such vertical silos can prevent efficiency gains from horizontal consolidation of trading and settlement platforms to be realized. Independent of the...

In recent years, demutualized stock exchanges have been increasingly engaging in M&A and alliance activities. To examine the effect of these growth strategies on exchange shareholders’ value creation, we focus on 14 public stock exchanges and investigate their short-run share price responses...

We model the impact of bank mergers on loan competition, banks' reserve holdings and aggregate liquidity. Banks compete in a differentiated loan market, hold reserves against liquidity shocks, and refinance in the interbank market. A merger creates an internal money market that induces financial...

This paper addresses a very European issue, the consolidation of securities trading and settlement infrastructures. In a two-country model, we analyze welfare implications of different types of consolidation. We find that horizontal integration of settlement systems is better than vertical...