Williamson Hoynes, H., & Moffitt, R. (1997). Tax Rates and Work Incentives in the Social Security Disability Insurances Program: Current Law and Alternative Reforms. National Bureau of Economic Research.
Cita Chicago Style (17a ed.)Williamson Hoynes, Hilary, y Robert Moffitt. Tax Rates and Work Incentives in the Social Security Disability Insurances Program: Current Law and Alternative Reforms. Cambridge, Massachusetts: National Bureau of Economic Research, 1997.
Cita MLA (9a ed.)Williamson Hoynes, Hilary, y Robert Moffitt. Tax Rates and Work Incentives in the Social Security Disability Insurances Program: Current Law and Alternative Reforms. National Bureau of Economic Research, 1997.
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