4Stigler J G. The economics of information[J]. Journal of Political Economy, 1961, 69: 213-225.
5McCall J J. Economics of information and job search [J]. Quarterly Journal of Economics, 1970, 84: 113- 126.
6Diamond P A. A model of price adjustment[J]. Journal of Economic Theory, 1971, 3 : 156-168.
7Salop S, Stiglitz J. Bargains and ripoffs: A model of monopolistically competitive price dispersion[J]. Review of Economic Studies, 1977, 44 : 493-510.
8Wilde L L, Schwartz A. Equilibrium comparison shopping[J]. Review of Economic Studies, 1979, 46: 543-553.
9Stahl D O. Oligopolistic pricing with heterogeneous consumer search [J]. International Journal of Industrial Organization, 1996, 14: 243-268.
10Butters G R. Equilibrium distributions of sales and advertising prices [J]. Review of Economic Studies, 1977, 44: 465-491.