In this paper, we develop a model in which overconfident market participants and rational speculators trade against trend-chasers. We show that the growth and the burst of a financial bubble stem from positive feedback trading. However, the presence of overconfident traders and the risk aversion...

During a financial crisis, when markets most need liquidity and arbitrage tradings, hedge funds often reduce their exposures and positions. The paper explains this phenomenon in light of coordination risk. We argue that the fragile nature of capital structure of hedge funds, combined with low...

Using a sample of 42,376 board directors and 10,508 security analysts we construct a social network, mapping the connections between analysts and directors, between directors, and between analysts. We use social capital theory and techniques developed in social network analysis to measure the...

This paper examines analyst recommendations in the G7 countries and evaluates the value of these recommendations over the 1993 to 2002 period. We find that the proportion of sell and strong sell recommendations in all of the countries are less than the proportion of the buy and strong buy...

Over the 1993-2000 period, a majority of U.S. venture-backed IPOs have venture backing by financial institutions. Each class of financial institutions has its own asset expertise, investment criteria and access to proprietary information on private firms, which we exploit evaluating whether...

This study examines the effect of analysts' activities after earnings announcements on the magnitude of the post-earnings-announcement drift. Using the level of private information precision in analysts' earnings forecasts after earnings announcement derived from Barron, Kim, Lim and Stevens...

The paper constructs a search-theoretic model of credit markets with a bilateral trading mechanism that enables the manageable introduction of asymmetric information. Borrowers' success probabilities are unobservable to financiers, but the degree of risk in observable projects can be used as a...

In the following paper we analyze the strategic competition between fast and slow traders. The model of Kyle (1985) is adapted to analyze the effect of speed in such a model. A High Frequency Trader (HFT) is defined as a trader that has the ability to react to information faster than other...

We use the presence of a Wikipedia article for initial public offering (IPO) firms to test theories of information asymmetry and investor awareness. While we find limited support for the former, our results provide strong support for theories of investor awareness. Specifically, IPO firms with a...

A number of sell-side healthcare analysts gain access to information outside the purview of management through Freedom of Information Act requests to the Food and Drug Administration for records on factory inspections, complaints, and drug and medical device applications. Using a...