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Joint recreation choices and implied values of time
Larson, Douglas M., (1993)
Closely related good prices in the travel cost model
Mc Kean, John R., (1996)
The influence of travel time variability on the value of time
Senna, Luiz A., (1994)
Nonmarket values from two decades of research on recreation demand
Walsh, Richard G., (1990)
Measuring the location value of a recreation site
Taylor, R. Garth, (2010)