如题,求外文文献2篇:
(1)Mendelsohn, R., J.Hof, G.Peterson, and R. Johnson. Measuring Recreation Values with Multiple Destination Trips. American Journal of Agricultural Economics. 1992, 74:926-933
(2)Parsons,G. R., and A. J. Wilson. Incidental and Joint Consumption in Recreation Demand. Agricultural and Resource Economics Review, 1997,26:1-6