nls_panel.def id year lwage hours age educ collgrad msp nev_mar not_smsa c_city south black union exper exper2 tenure tenure2 obs: 3580 id = identifier for panel individual; 716 total year = year interviewed (1982, 1983, 1985, 1987, 1988) lwage = ln(wage/GNP deflator) hours = usual hours worked age = age in current year educ = current grade completed collgrad = 1 if college graduate msp = 1 if married, spouse present nev_mar = 1 if never yet married not_smsa = 1 if not SMSA c_city = 1 if central city south = 1 if south black = 1 if black; 0 if white union = 1 if union member exper = total work experience exper2 = exper^2 tenure = job tenure, in years tenure2 = tenure^2 Source: Subset of NLSWORK.DTA, Stata Corp. 2005. Stata Statistical Software: Release 9. College Station, TX: Stata Corp LP. The authors wish to thank the Stata Corporation for allowing the use of the data. Variable | Obs Mean Std. Dev. Min Max -------------+-------------------------------------------------------- id | 3580 358.5 206.7201 1 716 year | 3580 85 2.280669 82 88 lwage | 3580 1.918238 .4646068 .137109 4.254619 hours | 3580 38.02765 7.970052 1 80 age | 3580 35.88352 3.888083 28 46 -------------+-------------------------------------------------------- educ | 3580 13.02235 2.44402 4 18 collgrad | 3580 .2304469 .4211777 0 1 msp | 3580 .6583799 .4743191 0 1 nev_mar | 3580 .1402235 .3472672 0 1 not_smsa | 3580 .2994413 .4580773 0 1 -------------+-------------------------------------------------------- c_city | 3580 .301676 .4590495 0 1 south | 3580 .4240223 .4942627 0 1 black | 3580 .2821229 .4500957 0 1 union | 3580 .2642458 .4409924 0 1 exper | 3580 12.02858 3.862796 1.057692 27.1923 -------------+-------------------------------------------------------- exper2 | 3580 159.6038 95.46102 1.118713 739.4214 tenure | 3580 6.947439 5.171849 0 24.75 tenure2 | 3580 75.00747 93.66151 0 612.5625