Charles BlackorbyCharles Blackorby is Professor of Economics at the University of Warwick. He is a co-author of Duality, Separability and Functional Structure and has published articles in social choice theory and welfare economics. Profssor Blackorby is a Fellow of he Econometric Society and has received awards for his research. His current research interests are social-choice theory, population ethics, welfare economics and optimal taxation issues in public economics. Read More Read Less