We analyze the optimality of allowing disclosures of different types of information before equity offerings and of alternative rules for private securities litigation, where courts may penalize unduly optimistic disclosures ex post. In our model, firm insiders, with private information about...

We study a multidivisional firm where headquarters are exposed to moral hazard by division managers under uncertainty (or "ambiguity") aversion. We show the aggregation and linearity results of Holmström and Milgrom (1987) hold in an environment with IID ambiguity, as in Chen and Epstein...

This paper develops a dynamic rational expectations model of the credit rating process, incorporating three critical elements of this industry: (i) the rating agencies' ability to misreport the issuer's credit quality, (ii) their ability to issue unsolicited ratings, and (iii) their reputational...

This paper studies mergers between competing firms and shows that while such mergers reduce the level of product market competition, they may have an adverse effect on employee incentives to innovate. In industries where value creation depends on innovation and development of new products,...

We take a portfolio approach to analyze the investment strategy of a venture capitalist (VC) and show that portfolio size and scope affect both the entrepreneurs' and the VC's incentives to exert effort. A small portfolio improves entrepreneurial incentives because it allows the VC to...

This paper investigates the interaction between synergies and internal agency conflicts that emerges endogenously in multi-division firms. A divisional manager's entrenchment choice depends directly on the specificity of her division's assets, because the specificity governs whether entrenchment...

The critical role played by financial institutions in the recent financial crises has generated renewed interest on the corporate finance of the banking firm and the impact of the banking sector on the real economy. This paper introduces the special issue of the Review of Financial Studies...