How has environment mattered for the World Bank? The aggregate figures suggest that it has mattered a great deal, since the Bank's total environmental lending has exceeded $US 9 billion over the past six years. In this paper the authors use newly available data to address a more precise version...

The authors make the case for the return of regulation in the organization of urban bus services in developing countries. During the past three decades urban public transport policy has gone through several phases. The 1980s and 1990s were characterized by liberalization of the sector from...

Transport infrastructure plays a central role in rural development, yet little is known about the size - or, especially, the distribution - of benefits from road investments. Among other benefits, rural roads provide cheaper access to both markets for agricultural output and for modern inputs....

In recent years, various Latin American governments have resorted to taxes on bank debits and financial transactions as alternative ways of raising revenue. Considerable interest has developed in understanding the consequences of such reforms. The author constructs a dynamic general equilibrium...

The authors explore the interaction between taxes on work-related traffic congestion and preexisting distortionary taxes in the labor market. A congestion tax raises the overall costs of commuting to work and discourages labor force participation at the margin when revenues are returned in...

The authors bring new empirical evidence on the impact of the choice of ownership and regulatory regime on firms'productivity and prices paid by consumers. They collect the evidence from a sample of electricity distribution companies in Latin America. The authors rely on estimations of labor and...

Most analyses of property rights and economic development point to the negative influence of insecure property rights on private investment. The authors focus instead on the largely unexamined effects of insecure property rights on government policy choices. They identify one significant...

The authors investigate the optimal boundary between the public and private production sectors. They use a model in which government and private production coexist -in which a range of production activities can be carried out by either the government or the private sector. In effect, the...

The author summarizes the major findings and recommendations in Averting the Old Age Crisis, describing problems in traditional pension systems and proposals for reform. Then she describes how those reforms are being implemented in many countries and examines empirical evidence about pension...

Three dimensions of public goods--nonrivalry of benefits, the possibility of being excluded from benefits, and the technology for aggregating public supply--determine what kinds of institutions and transnational actions are required for their provision and financing. For some public...