This paper argues that the introduction of a short-sale constraint in the Arrow-Radner frameworkinvalidates standard definitions of complete and incomplete markets. In this constrained set-up,two threshold values with familiar properties arise.The case of a zero short-sale bound set on some...

This paper studies empirical issues of one-factor yield curve models. We focus on the models by Ho & Lee (1986), Hull & White (1990) and Moraleda & Vorst (1996). To be consistent in the comparison of the models, we derive them all within the Ritkchen and Sankarasubramanian (1995) framework,...

This paper analyzes the impact of blockownership dispersion on firm value. Blockholdings by multiple blockholders is a widespread phenomenon in the U.S. market. It is not clear, however, whether dispersion among blockholder is preferable to having a more concentrated ownership structure. To test...