1. The nonlinear two stage least squares estimator;Amemiya;Journal of Econometrics,1974
2. Social security and retirement decisions;Boskin;Economic Inquiry,1977
3. Social security and private capital accumulation: International evidence in an extended life-cycle model;Feldstein,1974
4. An analysis of the labor supply results;Hall,1975
5. A beta-logistic model of sequential labor force participation;Heckman;Journal of Political Economy,1975