ISSN No. 2454 - 1427 CDE Sept 2018 Public Private Partnerships Vs. Traditional Roads Project Delivery Time, Costs and Quality Ram Singh Email: ramsingh@econdse.org Department of Economics Delhi School of Economics Working Paper No. 290 http://www.cdedse.org/pdf/work290.pdf CENTRE FOR DEVELOPMENT ECONOMICS DELHI SCHOOL OF ECONOMICS DELHI 110007