Las autoridades ambientales han formulado recientemente un Plan de Descontaminacion para la region metropolitana de Santiago de Chile. El objetivo del plan es reducir la contaminacion atmosferica a la mitad de las emisiones de particulas respirables, monoxido de nitrogeno, compuestos volatiles...

Environmental authorities have recently submitted a Decontamination Plan (DP) for Santiago Metropolitan Region.The objective of the DP is to reach the air quality standards in a period of fifteen years. With this purpose, the Plan contains a series of measures and incentives aimed at trying to...

Test-retest studies help establish the reliability of contingent valuation (CV) responses but must confront the problem that the initial response may influence subsequent responses, and thus weaken conclusions. We develop a model that tests the influence of heterogeneous preferences and previous...