The purpose of this study was to examine the effectiveness of water and sanitation service delivery in resource-limited settings using two different social theories (modernization and world system). Understanding that barriers to effectiveness are rooted in global structures that tend to present...

With its central role in the development of public-private partnership (PPP) contracts, procurement structure has a significant influence on the economic and policy success of privately-financed toll roads throughout their lifecycle. Following a review of PPP fundamentals and the public-policy...

Abstract State transportation authoritiesâ reliance on traditional financing mechanisms such as gas taxes and federal support has waned of late as these mechanisms have proved insufficient to keep pace with the escalating demand for transportation infrastructure in the United States. As a...