During the last decade changes have taken place in the structure of the expenditure of the Uruguayan households. In particular, the expenditure in health care raised and diversified. Using data from income and expenditure survey (Encuesta de Gastos e Ingresos 1994-95, Instituto Nacional de...

In environmental literature there has been an increasing interest on analyzing the income elasticity of environmental amenities, and particularly, of the willingness to pay for an environmental improvement (see Kristrom and Riera, 1996). In this paper we are only concerned with estimating the...