two-tier stochastic frontier analysis for the social sciences

Alecos Papadopoulos received his PhD in Economics from the Department of Economics of the Athens University of Economics and Business. He does research in econometrics, microeconomics and macroeconomics.

Christopher F. Parmeter is an associate professor at the University of Miami. He was formerly an assistant professor in the department of agricultural and applied economics at Virginia Polytechnic Institute and State University and a visiting scholar in Dipartimento di Studi su Politica, Diritto e Societa at the University of Palermo. He received his PhD in economics from the State University of New York at Binghamton. His research focuses on applied econometrics across an array of fields, including economic growth, microfinance, international trade, environmental economics, and health economics. He is currently Vice Editor at the JournalofProductivityAnalysis and Co-Editor at EnvironmentalandResourceEconomics.