摘要: … The FIC consumer database contains information on consumers who had previously … The RP logit model specifies the utility function in equation 3, allowing utility to differ across …
Luanne Lohr, Sarah A. Low, Michael S. Hand, Katherine L. Ralston, Constance Newman, Stephen W. Martinez, Stephen J. Vogel, Travis A. Smith, Susan L. Pollack, Michelle Da Pra, Shellye Clark, Local Food Systems: Concepts, Impacts, and Issues ,(2012)