Data from the National Longitudinal Survey of Young Men (NLSYM) that was used by Card (1995).
data(card.data)A data frame with 3010 observations on the following 35 variables.
idsubject id
nearc2indicator for whether a subject grew up near a two-year college
nearc4indicator for whether a subject grew up near a four-year college
educsubject's years of education
agesubject's age at the time of the survey in 1976
fatheducsubject's father's years of education
motheducsubject's mother's years of education
weightsampling weight
momdad14indicator for whether subject lived with both mother and father at age 14
sinmom14indicator for whether subject lived with single mom at age 14
step14indicator for whehter subject lived with step-parent at age 14
reg661indicator for whether subject lived in region 1 (New England) in 1966
reg662indicator for whether subject lived in region 2 (Middle Atlantic) in 1966
reg663indicator for whether subject lived in region 3 (East North Central) in 1966
reg664indicator for whether subject lived in region 4 (West North Central) in 1966
reg665indicator for whether subject lived in region 5 (South Atlantic) in 1966
reg666indicator for whether subject lived in region 6 (East South Central) in 1966
reg667indicator for whether subject lived in region 7 (West South Central) in 1966
reg668indicator for whether subject lived in region 8 (Mountain) in 1966
reg669indicator for whether subject lived in region 9 (Pacific) in 1966
south66indicator for whether subject lived in South in 1966
blackindicator for whether subject's race is black
smsaindicator for whether subject lived in SMSA in 1976
southindicator for whether subject lived in the South in 1976
smsa66indicator for whether subject lived in SMSA in 1966
wagesubject's wage in cents per hour in 1976
enrollindicator for whether subject is enrolled in college in 1976
KWWsubject's score on the Knowledge of the World of Work (KWW) test in 1966
IQIQ-type test score collected from the high school of the subject.
marriedindicator for whether the subject was married in 1976.
libcrd14indicator for whether subject had library card at age 14.
expersubject's years of labor force experience in 1976
lwagesubject's log wage in 1976
expersqsquare of subject's years of labor force experience in 1976
regionregion in which subject lived in 1976