1. J. Baxter et al., Survey estimates of visitation and expenditures for the Lake Powell area, Lake Powell Research Bulletin Series, to appear.
2. Estimating demand for public goods: an experiment;Bohm;Eur. Econ. Rev.,1972
3. Benefit-cost analysis and demand curves for public goods;Bradford;Kyklos,1970
4. The genius of place;Dubos;Amer. For.,1970
5. Experimental approach to the determination of the demand for public goods;Kurz,1973