"This study reviews regulatory instruments designed to reduce environmental externalities from the transport sector …

"This study examines the factors responsible for the growth of transport sector carbon dioxide emissions in 20 Latin … factors driving transport sector carbon dioxide emissions growth in the countries considered. The results imply that fiscal … countries where the economic activity effect is the primary driver for transport sector carbon dioxide emissions growth. By …

"An adequate supply of infrastructure services has long been viewed by both academics and policy makers as a key … infrastructure performance, and an increasing number of observers point to deficient infrastructure as a major obstacle for growth … and poverty reduction across the region. This paper offers an empirical assessment of the impact of infrastructure …

"Empirical explorations of the growth and productivity impacts of infrastructure have been characterized by ambiguous … infrastructure overprovision, simultaneity between infrastructure provision and growth, and the possibility of multiple (hence … indirect) channels of influence between infrastructure and productivity improvements. The authors explore these possibilities …

"The paper provides a first, systematic benchmarking of infrastructure performance in the Southern African Customs … countries using a new World Bank international data base with objective and perception-based indicators of infrastructure … performance from over 200 countries. The analysis suggests important comparative gaps in all major infrastructure sectors …

"The paper provides a first systematic, comprehensive benchmarking of South Africa's infrastructure performance in four …-based indicators of infrastructure performance from over 200 countries. Specifically, the paper seeks to answer a number of relevant … questions: How does South Africa compare on major indicators of infrastructure sector performance against the relevant country …

"The author provides a preliminary benchmarking of infrastructure performance in Lesotho in four major sectors … infrastructure performance from over 200 countries. The results of the benchmarking are revealing of several major, comparative … deficiencies in infrastructure performance in Lesotho: (1) extremely low access to electricity and its affordability; (2) poor …

"Using panel data models, the author examines the threshold effects of the productivity of infrastructure investment in … particular, the productivity of infrastructure investment generally exhibits some network effects. When the available stock of … infrastructure is very low, investment in this sector has the same productivity as noninfrastructure investment. On the contrary …