<italic>Public--private partnerships (PPPs) have been extensively used in Spain for the procurement of light rail systems. This paper analyses five projects that have been in operation for more than five years. The authors examine the reasoning behind the selection of the PPP projects, risk-sharing...</italic>

In this paper we develop an index of the governmental support for PPP – a ‘PPP Governmental Support Index’ - which aims to measure the extent to which national governments provide an institutional framework that is either conducive or preventive for the introduction and diffusion of PPPs...