The Benefits to Taxpayers from Increases in Students - RAND ...

102 The Benefits to Taxpayers from Increases in Students’ Educational Attainment
Table C.4a
Estimated Two-Part Model of 2002 SSI Income
Probit – Utilization
Women
Men
Under 65 Over 64 Under 65 Over 64
Intercept –2.0268** –27.8359* –1.9367** 25.8037
Education level
Less than high school
graduate
–0.4308 32.9250* –0.2124 –30.2471
Some college –1.7121** 33.9746 –0.5300 –40.3907
Bachelor’s degree or more –2.5918 28.2667 –1.5317 –23.9030
Age
Age 0.0011 0.6581* –0.0053 –0.7630
Age squared 0.0001 –0.0042* 0.0001 0.0051
Age–less than high school
graduate
0.0413 –0.8362* 0.0377 0.8564
Age–some college 0.0631* –0.8761 0.0022 1.0533
Age–bachelor’s degree or
more
Age squared–less than
high school graduate
0.0766 –0.7675 0.0192 0.6412
–0.0003 0.0054* –0.0005 –0.0059
Age squared–some college –0.0006 0.0056 0.0001 –0.0068
Age squared–bachelor’s
degree or more
–0.0008 0.0051 –0.0001 –0.0043
Race/ethnicity
Asian 0.3310** 0.8373** 0.3708** 1.0688**
Black 0.4435** 0.9025** 0.4652** 0.7945**
Hispanic –0.0244 1.0538** 0.1406 0.7823**
Native American 0.2809 0.6950 0.1994 1.3208**
Immigrant –0.4631** 0.4073** –0.2948** 0.5750**
N 17,435 4,111 15,813 2,927
R squared 15% 22% 11% 25%
NOTES: One and two asterisks indicate significance at the 0.05 and 0.01 levels, respectively.
Education effects (main and interacted) are jointly significant in all models at the 0.0001 level.
The intercept is high school graduate, white, U.S.-born.