Prior research has identified the manner in which human capital, social capital, and other intangible resources create value for organizations. Among such resources, those contributed by a firm's top managers have been singled out as particularly important for the generation and preservation of...

This dissertation is composed by two essays that explore corporate governance issues in S&P firms. The first essay examines changes in corporate governance after a firm gets added to the S&P 500 index? Using firms added from 1994 to 2007, this paper examines how governance mechanisms change for...