//-->
Semi-nonparametric distribution-free dichotomous choice contingent valuation
Creel, Michael D., (1997)
Modeling hunting demand in the presence of a bag limit, with tests of alternative specifications
Creel, Michael D., (1992)
Comparing benefit estimates from travel cost and contingent valuation using confidence intervals for Hicksian welfare measures
Loomis, John B., (1991)