version 9
capture log close
set more off
log using ehg7.log, replace

use rrdat1, clear

gen des = tfin ~= ti                /*destination state*/
gen tf  = tfin - tstart + 1         /*ending time*/

stset tf, failure(des)              /*define single episode data*/ 

gen coho2 = tb >= 468 & tb <= 504   /*cohort 2*/
gen coho3 = tb >= 588 & tb <= 624   /*cohort 3*/
gen lfx   = tstart - te             /*labor force experience*/
gen pnoj  = noj - 1                 /*previous number of jobs*/

streg edu coho2 coho3 lfx pnoj pres, dist(w) time /// 
ancillary(edu coho2 coho3 lfx pnoj pres)  /*fit parametric survival model*/ 

log close