References
References
- Hagstrom , P . 1996 . The food stamp participation and labor supply of married couples . Journal of Human Resources , 31 : 383 – 403 .
- Keane , M and Moffitt , R . 1998 . A structural model of multiple programme participation and labour supply . International Economic Review , 39 : 553 – 89 .
- Maddala GS 1993 Limited-dependent and Qualitative Variables in Econometrics, Cambridge University Press Cambridge
- Moffitt , R . 1992 . Incentive effects of the U.S. welfare system: a review . Journal of Economic Literature , 30 : 1 – 61 .