We examine bidder returns in Japanese mergers and find that shareholders of bidders experience a significant positive announcement return. Bidder returns are higher when firms acquire targets in the same industry, when their managers performed well before the merger, and when their managers...

In this paper we investigate whether managerial overconfidence benefits shareholders when economic uncertainty is high. Consistent with managerial overconfidence mitigating the underinvestment problems exacerbated by high economic uncertainty, we find that during periods of import tariff cuts...