This paper empirically examines the efficacy of the 2008 short-sale ban. We find that the firms covered by the ban experience positive abnormal returns at the ban initiation. When the ban expires, small banks, medium/large banks, and brokerage firms continue to experience positive abnormal...

This paper hypothesizes and finds that firms with dual class structure are less likely to engage in earnings management activities than firms with single class structure. The paper also finds that within the sample of firms with dual class structure, earnings management activities are positively...

We examine whether changes to corporate governance arising from board reforms affect corporate tax behavior. While the relation between corporate governance and tax behavior has been the subject of intense interest in the literature, prior research has been hampered by a lack of exogenous...

Prior studies challenge the practical usefulness of Markowitz portfolio optimization in improving the return-risk tradeoff in portfolio management. We approach this question from a unique angle by examining whether one can improve the performance of a large sample of actual mutual fund...