The Travel Cost Method (TCM) estimates recreational use values through the analysis of travel expenditures incurred by consumers to enjoy recreational activities. The multiple destination or multipurpose problems arise when tourists either visit other attractions or have any other purpose in the...

Although contingent valuation (CV) is one of the main sources of estimates of non-market values of environmental goods, little guidance exists regarding parametric approaches for modelling CV data, which would reliably estimate willingness-to-pay (WTP) values based on binary choice, payment card...

Pollution emissions from vehicles have increased considerably in recent years in many Brazilian cities, causing significant health problems. As a response, environmental standards for automobile pollution were implemented in 1988, and considerable reductions in emissions were attained....

Infrastructure has particular challenges in public procurement, because it is highly complex and customized and often requires economic, political and social considerations from a long time horizon. To deliver public infrastructure services to citizens or taxpayers, there are a series of...

July 1999 - Efficiency indicators can be useful to regulators assessing the efficiency of an operation and the wedge between tariff and minimum costs. They allow regulators to control for factors over which the operators have no control (such as diversity of water sources, or water quality or...