The aggregate approach to the evaluation ofproduction oriented expenditure in the UnitedStates has consistently shown high rates ofreturn to agricultural research investments.These efforts, while showing the value of agricultural research, are limited in the information they can provide policy...

Past empirical literature provides strong evidence that competitionincreases when new firms enter a market. However, rarely have economistsbeen able to examine how competition changes with the threat of entry.This paper uses the evolution of the zip code level market structure offacilities-based...

The Slovenian transition represents a slow but steady liberalization of constraints on competition. Using a unique longitudinal data set on all manufacturing firms in Slovenia over the period 1994-2001, this study analyzes how firm efficiency changed in response to changing competitive...