5Stone R. Linear Expenditure Systems and Demand Analysis: An Application to the Pattern of British Demand[J]. The Economic Journal, 1954,64(255):511-527.
6Lluch C. The extended linear expenditure system[J]. European Economic Review, 1973(4):21-32.
7Deaton A, Muellbauer J. An Almost Ideal Demand System[J]. The American Economic Review, 1980,70(3):312-326.
8Matyas L, Sevestre P. The econometrics of panel data[M]. Netherland: Kluwer Academic Publishers, 1992:90-95.
10Lluch C, Williams R. Consumer Demand Systems and Aggregate Consumption in the USA: An Application of the Extended Linear Expenditure System[J]. The Canadian Journal of Economics,1975 (8):49-66.
