The first paper is co-authored with Sylvain Delalay. We examine the impact of competition between ETFs on measures of market quality of the funds. The surge in new ETF creation has for consequence that groups of competing ETFs are increasingly crowded, and investors can choose from a multitude...

We develop a model with one innovating northern firm and heterogeneous southernfirms that compete in a final product market. We assume southern firms differ in their intrinsiccosts and their ability to adapt technology and study southern incentives to protect intellectualproperty rights. We find...

This paper describes major external changes to the U.S. public agricultural researchsystem over 1988-1999; describes the reactions of the public agricultural research system to theexternal changes, specifying the innovations that have occurred over the last decade; and drawsconclusions about the present...

We develop a model with one innovating northern firm and several heterogeneousSouthern firms that compete in a final product market. We assume the southern firms differ intheir ability to adapt technology and use this heterogeneity to study the differing incentives ofsouthern governments to...

We find little support for the Schumpeterian hypothesis of a positiverelationship between market power and innovation in 1950’s Britain eventhough many economists and policymakers accepted it at the time. Pricefixingagreements were very widespread prior to the 1956 RestrictivePractices Act and...