Table 1

Descriptive Statistics

Census Year	All	1980	1990	2000
Birth year minimum	1950	1950	1960	1970
Birth year maximum	1979	1959	1969	1979
Hourly wage ($1990)	10.16	9.91	9.88	10.83
Log hourly wage Shares	2.11	2.08	2.09	2.16
Female	0.51	0.50	0.52	0.52
Black	0.11	0.11	0.11	0.12
Hispanic	0.06	0.04	0.05	0.08
Married	0.53	0.60	0.52	0.47
Any children	0.42	0.45	0.41	0.40
Less than high school	0.12	0.15	0.10	0.09
High school graduate	0.34	0.37	0.35	0.29
Some college	0.30	0.26	0.32	0.33
College graduate	0.24	0.22	0.23	0.30
Moved out of birth state	0.33	0.33	0.33	0.33
Wage sample	0.83	0.81	0.85	0.86
N	1,911,814	732,667	641,840	537,307

Notes: Data are taken from IPUMS versions of U.S. Census 5 percent samples for 1980, 1990, and 2000. Sample is noninstitutionalized U.S. natives with 5–8 years of potential labor market experience as defined in text.