Hartog, J. and Bierens, H. (1988). Non-linear regression with discrete explanatory variables, with an application to the earnings function. Journal of Econometrics, 38(3):269-299.
4 Key Publications
Hartog, J. (1988b). Poverty and the measurement of individual welfare: A review article. Journal of Human Resources, 23(2):243-266.
Nooteboom, B., Kleijweg, A., and Thurik, A. (1988). Normal costs and demand effects in price setting: a study of retailing. European Economic Review, 32(4):999-1011.
Wakker, P. (1988a). Continuity of preference relations for separable topologies. International Economic Review, 29:105-110.