JTRAIN.DES

year      fcode     employ    sales     avgsal    scrap     rework    tothrs   
union     grant     d89       d88       totrain   hrsemp    lscrap    lemploy  
lsales    lrework   lhrsemp   lscrap_1  grant_1   clscrap   cgrant    
clemploy  clsales   lavgsal   clavgsal  cgrant_1  chrsemp   clhrsemp  

  Obs:   471

  1. year                     1987, 1988, or 1989
  2. fcode                    firm code number
  3. employ                   # employees at plant
  4. sales                    annual sales, $
  5. avgsal                   average employee salary
  6. scrap                    scrap rate (per 100 items)
  7. rework                   rework rate (per 100 items)
  8. tothrs                   total hours training
  9. union                    =1 if unionized
 10. grant                    =1 if received grant
 11. d89                      =1 if year = 1989
 12. d88                      =1 if year = 1988
 13. totrain                  total employees trained
 14. hrsemp                   tothrs/totrain
 15. lscrap                   log(scrap)
 16. lemploy                  log(employ)
 17. lsales                   log(sales)
 18. lrework                  log(rework)
 19. lhrsemp                  log(1 + hrsemp)
 20. lscrap_1                 lagged lscrap; missing 1987
 21. grant_1                  lagged grant; assumed 0 in 1987
 22. clscrap                  lscrap - lscrap_1; year > 1987
 23. cgrant                   grant - grant_1
 24. clemploy                 lemploy - lemploy[t-1]
 25. clsales                  lavgsal - lavgsal[t-1]
 26. lavgsal                  log(avgsal)
 27. clavgsal                 lavgsal - lavgsal[t-1]
 28. cgrant_1                 cgrant[t-1]
 29. chrsemp                  hrsemp - hrsemp[t-1]
 30. clhrsemp                 lhrsemp - lhrsemp[t-1]