This travel cost demand study included prices for closely related goods such as money and time costs of on-site time, on-site purchases, and other trip activities. A disequilibrium labor market model was estimated. The sample was mainly composed of persons who did not substitute earned income...

The opportunity cost of time is usually a significant part of the price variable in the travel cost demand model. Thus, its accurate measurement is important to the estimation of demand and benefit valuation for nonmarket resources. This paper empirically tests models which assume that income is...

The value of sportfishing in the Snake River Basin in Central Idaho was measured using a two-stage/disequilibrium travel model. The two-stage/disequilibrium model does not require monetization of recreationists? travel time as required of traditional equilibrium labor market travel cost models....