9John Gibson.Why Does the Engle Method Work? Food Demand, Economies of Size and Household Survey MethodsDepartment of Economics Working Paper in Economics,2002. 被引量:1
10Ian Crawford,Francois Laisney,Ian Preston.Estimation of household demand systems with theoretically compatible Engel curves and unit value specificationsJournal of Econometrics,2003. 被引量:1