This paper investigates whether activist investors' focus on short-term stock prices impedes their role in improving corporate governance. The model builds on the notion that both the act of intervention and the threat of an intervention can generate value for the target firm. While the effect...

The paper examines the tendency to sell winners and hold on to losers in a dynamic noisy rational expectations equilibrium with informed and uninformed investors. The key feature of the model is that the information asymmetry between investors varies over time. Besides demonstrating that the...

We construct and analyze a model of delegated portfolio management in which money managers signal their investment skills via their choice of transparency for their fund. We show that a natural equilibrium is one in which high- and low-skill managers pool in opaque funds, while medium-skill...

Complex investments are investments that are difficult to value in the short-term. In this paper, we analyze the incentives of a manager who is compensated based on short-term stock prices to invest in complex long-term investments. In particular, we explore how the manager's investment decision...

This paper provides evidence that the conflict of interest caused by the issuer-pays rating model leads to inflated corporate credit ratings. Comparing the ratings issued by Standard & Poor's Ratings Services (S&P) which follows this business model to those issued by the Egan-Jones Rating...