The name is absent

Variable

Definition

Mean
(S.D)

Age

age at the base year (1979)

16.09

(1.32)

Female

equal 1 if sex is female, 0 otherwise.

0.51

Hispanic

equal 1 if Hispanic, 0 otherwise.

0.16

African American

equal 1 if African American, 0 otherwise.

0.27

Education of Father

highest completed grade of father

9.77

Missing Indicator of Father’s
Education

equal 1 if father’s education is missing, 0 otherwise.

0.13

Education of Mother

highest completed grade of mother

10.52

Missing Indicator of

Mother’ s Education

equal 1 if mother’s education is missing, 0 otherwise.

0.05

White-Collar Occupation of
Mother

equal 1 if mother’s occupation is white-collar, 0
otherwise.

0.23

White-Collar Occupation of
Father

equal 1 if father’s occupation is white-collar, 0
otherwise.

0.23

Family Income

family income at base year ($1,000)

14.25

(13.46)

Missing of family income

equal 1 if family income is missing, 0 otherwise.

.18

Number of Siblings

number of siblings at base year

3.61

(2.51)

AFQT

percentile score of Armed Forces Qualifying Test

39.11

(26.95)

GED

equals 1 if an individual received an GED, 0 otherwise.

0.12

Public Tuition

In-state residence tuition for 4-year public colleges
($1986)

1418

(439)

Urban

equal 1 if an individual resides in urban at base year, 0
otherwise.

0.77

SMSA

equal 1 if an individual resides in SMSA at base year, 0
otherwise.

0.68

Region1

equal 1 if an individual resides in northeast at base year,
0 otherwise.

0.18

Region2

equal 1 if an individual resides in north-central at base
year, 0 otherwise.

0.27

Region3

equal 1 if an individual resides in south at base year, 0
otherwise.

0.37