Using patent citation data for the U.S., we test whether knowledge spillovers in biotechnology are sensitive to distance. Controlling for self-citation by inventor, assignee and examiner, cohort-based regression analysis shows that spillovers are local but that distance is becoming less...

In 2006, philanthropic giving to higher education institutions totaled $28 billion, with the top school receiving just under a billion dollars. Roughly fifteen percent of those funds came from alumni donations. This paper builds upon existing economic models to create an econometric model...

With the recent liberalization of technology flows, changes in the pattern of domestic invention can be expected in Brazil. This paper models the decision of a firm to engage in innovative activity and to protect the results of that activity. Using a unique firm-level dataset collected for this...

Compensation of K-12 school principals, and the effect that it has on the performance of the schools they lead, has become a relevant policy debate in recent years. This study examines the relationship between principal salaries and student performance on Colorado Student Assessment Program...