Examp1314

Examp1314 - Examples: Chapters 13-14 Examples from the...

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Examples: Chapters 13-14 1 Examples from the Textbook Chapters 13-14
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Examples: Chapters 13-14 2 Chapter 13 Example 13.1: Woman's Fertility Over Time use http: FERTIL1 reg kids educ age agesq black east northcen west farm othrural town smcity y74 y76 y78 y80 y82 y84 Source | SS df MS Number of obs = 1129 -------------+------------------------------ F( 17, 1111) = 9.72 Model | 399.610888 17 23.5065228 Prob > F = 0.0000 Residual | 2685.89841 1111 2.41755033 R-squared = 0.1295 -------------+------------------------------ Adj R-squared = 0.1162 Total | 3085.5093 1128 2.73538059 Root MSE = 1.5548 ------------------------------------------------------------------------------ kids | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- educ | -.1284268 .0183486 -7.00 0.000 -.1644286 -.092425 age | .5321346 .1383863 3.85 0.000 .2606065 .8036626 agesq | -.005804 .0015643 -3.71 0.000 -.0088733 -.0027347 black | 1.075658 .1735356 6.20 0.000 .7351631 1.416152 east | .217324 .1327878 1.64 0.102 -.0432192 .4778672 northcen | .363114 .1208969 3.00 0.003 .125902 .6003261 west | .1976032 .1669134 1.18 0.237 -.1298978 .5251041 farm | -.0525575 .14719 -0.36 0.721 -.3413592 .2362443 othrural | -.1628537 .175442 -0.93 0.353 -.5070887 .1813814 town | .0843532 .124531 0.68 0.498 -.1599893 .3286957 smcity | .2118791 .160296 1.32 0.187 -.1026379 .5263961 y74 | .2681825 .172716 1.55 0.121 -.0707039 .6070689 y76 | -.0973795 .1790456 -0.54 0.587 -.448685 .2539261 y78 | -.0686665 .1816837 -0.38 0.706 -.4251483 .2878154 y80 | -.0713053 .1827707 -0.39 0.697 -.42992 .2873093 y82 | -.5224842 .1724361 -3.03 0.003 -.8608214 -.184147 y84 | -.5451661 .1745162 -3.12 0.002 -.8875846 -.2027477 _cons | -7.742457 3.051767 -2.54 0.011 -13.73033 -1.754579 ------------------------------------------------------------------------------ test y74 y76 y78 y80 y82 y84 ( 1) y74 = 0.0 ( 2) y76 = 0.0 ( 3) y78 = 0.0 ( 4) y80 = 0.0 ( 5) y82 = 0.0 ( 6) y84 = 0.0 F( 6, 1111) = 5.87 Prob > F = 0.0000 Example 13.2: Changes in the Return to Education and the Gender Wage Gap use CPS78_85 reg lwage y85 educ y85educ exper expersq union female y85fem Source | SS df MS Number of obs = 1084 -------------+------------------------------ F( 8, 1075) = 99.80 Model | 135.992074 8 16.9990092 Prob > F = 0.0000 Residual | 183.099094 1075 .170324738 R-squared = 0.4262 -------------+------------------------------ Adj R-squared = 0.4219 Total | 319.091167 1083 .29463635 Root MSE = .4127 ------------------------------------------------------------------------------ lwage | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- y85 | .1178062 .1237817 0.95 0.341 -.125075 .3606874 educ | .0747209 .0066764 11.19 0.000 .0616206 .0878212 y85educ | .0184605 .0093542 1.97 0.049 .000106 .036815 exper | .0295843 .0035673 8.29 0.000 .0225846 .036584 expersq | -.0003994 .0000775 -5.15 0.000 -.0005516
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This note was uploaded on 08/09/2009 for the course ECON 120B taught by Professor Jeon during the Spring '08 term at UCSD.

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Examp1314 - Examples: Chapters 13-14 Examples from the...

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