Katia Caldari is Associate Professor of Economics at the University of Padova, Italy. Her main research interests and publications focus on some topics of economic theory (equilibrium, expectations, distribution, planning); history of economic thought (particularly Alfred Marshall and François Perroux) and industrial economics (industrial districts). Marco Dardi is Emeritus Professor of Economics at the University of Florence, Italy. His research interests and publications in journals and edited volumes have covered various fields over the years, ranging from topics in economic theory (labour economics, consumer and decision theory, uncertainty and games, industrial organization) to the history of economic theory. Steven G. Medema is Research Professor of Economics and Associate Director of the Center for the History of Political Economy at Duke University, USA. Dr. Medema’s research focuses on theevolution of economics during twentieth century, with particular attention to economists’ views of the economic role of government and the expansion of the boundaries of economics to encompass other social science disciplines.