In this paper, we investigate whether the international version of CAPM can price rational and irrational sentiments of U.S. individual and institutional investor sentiments. The results show that the CAPM prices rational sentiments driven by fundamentals and irrational sentiments not driven by...

As witnessed during the 1997/98 Asian financial crisis, the dependency on short-term foreign capital for long-term investment made the region vulnerable to the sudden reversal of capital inflows. Rapid capital outflows not only caused the collapse of the financial system but also a sharp...

This note develops the solutions of the static portfolio optimization problem in explicit matrix form. Three cases are contemplated and connected, with the derivation of relevant corner solutions: the unconstrained problem in the presence of risky assets only, the constrained one, and the...

About the EditorsThis book contains the recent contributions of Edwin J Elton and Martin J Gruber to the field of investments. All of the articles in this book have been published in the leading finance and economic journals. Sixteen of the nineteen articles have been published in the last ten...

Using several different methodologies, we quantify the statistical robustness of variables used in prior research to explain initial IPO returns. We establish a parsimonious list of robust variables and evaluate their implications for different theories of IPO underpricing and clustering....

Consistent with the predictions of Brennan and Thakor's (1990) model of shareholder preferences, we find that, on average, institutional shareholders are net sellers during share repurchases. After controlling for liquidity provision and characteristics investing, we find that a one standard...

In this paper, we present a unified theory of linear smoothing, which looks at the problem from a time-series perspective. We use the term ‘conversion’ to refer to generic operations that create a difference between true returns and reported returns. ‘Smoothing’ occurs when that...

This paper presents a flexible, lattice-based structural credit risk model that uses equity market information and a detailed depiction of a financial institution’s liability structure to analyze default risk. The model is applied to examine the term structure of default probabilities for...

This paper studies the impact of credit rating agency (CRA) downgrade announcements on the value of the Euro and the yields of French, Italian, German and Spanish long-term sovereign bonds during the culmination of the Eurozone debt crisis in 2011-2012. The employed GARCH models show that CRA...

Using the "firm" quotes obtained from the tick-by-tick EBS (electronic broking system that is a major trading platform for foreign exchanges) data, it is found that risk-free arbitrage opportunities--free lunch--do occur in the foreign exchange markets, but it typically last only a few seconds....