In the not-too-distant past, stratification of multi-country asset classes focused on differences in country returns. Recent research has headlined the demise of country as the primary stratification cut in multi-country universes and the rise of sector returns in its place. Is this result...

In recent years, the number of firms offering hedge fund products, and assets allocated to hedge funds have grown at a rapid rate. This growth has been accompanied by a commensurate increase in the number of hedge fund research articles. A striking limitation of many analyses published to date...

In this dissertation, structural models that utilize parametric and nonparametric approaches are developed that are used to measure competition and cost efficiency in the US banking industry (1990--96). Competition in loan and deposit markets is studied using the method of conjectural variations...

My dissertation research is composed of two parts: a theoretical part on semiparametric efficient estimation and an applied part in energy economics under different dynamic settings. The essays are related in terms of their applications as well as the way in which models are constructed and...

This dissertation investigates the productive performance of the private manufacturing sector of Egypt, particularly within the context of economic reforms undertaken since the early 1990s. Beginning in 1991, the Egyptian government implemented reforms to achieve macroeconomic stabilization and...

I formalize growth ideas that go beyond rates of factor accumulation to also include the fact that countries may differ in technology and institutions. The first essay explores the empirical finding that cross-country convergence is also accompanied by significant relative income shifts...

An analysis of strategic behavior and consumer surplus in eBay auctions. This essay presents structural estimates of bidding behavior in eBay computer monitor auctions. The entry of bidders is taken as exogenous and treated as another parameter in the estimation. The source of our data is the...