cps78 - reg lnwage edu ex reg lnwage edu ex exsq * yes,...

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use cps78, clear u * 1 summ edu ex bys fe: summ edu ex gen wage=exp(lnwage) summ wage s * 2 reg lnwage edu * 1 additional year will lead 5.2% increase in wages test edu=0 * reject the null (the p-value is too small)
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Unformatted text preview: reg lnwage edu ex reg lnwage edu ex exsq * yes, because the coefficient of exsq is significantly different from zero * to be precise, we need a one sided test...
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