Ronald D. Fischer is a Professor at the Industrial Engineering Department of the University of Chile, Santiago. Has a wide publication record in regulation, industrial organization and international trade. In the last decade he has worked intensely in the theory and applications of PPPs. Has consulted for the IMF, the World Bank, and the AIBD, as well as for the government and private firms. Member of the Technical Panel of PPPs in Chile and of the editorial board of the newspaper El Mercurio. He has a degree in mathematical engineering from the University of Chile and a PhD in Economics from the University of Pennsylvania.