The purpose of this paper is to develop models with an individual and a collective management of the European Nitrate directive. The objective is to compare productive efficiency of farms under the two regimes. First, we develop a model that explicitly integrate the individual constraint on...

This paper deals with the performance of franchise chains related to their percentage of company-owned outlets (PCO). This research uses a Data Envelopment Analysis (DEA) to assess franchise chains’ efficiency, and a meta-frontier approach to analyze chains’ efficiency between and across...