card.data {ivmodel}R Documentation

Card (1995) Data

Description

Data from the National Longitudinal Survey of Young Men (NLSYM) that was used by Card (1995).

Usage

data(card.data)

Format

A data frame with 3010 observations on the following 35 variables.

id

subject id

nearc2

indicator for whether a subject grew up near a two-year college

nearc4

indicator for whether a subject grew up near a four-year college

educ

subject's years of education

age

subject's age at the time of the survey in 1976

fatheduc

subject's father's years of education

motheduc

subject's mother's years of education

weight

sampling weight

momdad14

indicator for whether subject lived with both mother and father at age 14

sinmom14

indicator for whether subject lived with single mom at age 14

step14

indicator for whehter subject lived with step-parent at age 14

reg661

indicator for whether subject lived in region 1 (New England) in 1966

reg662

indicator for whether subject lived in region 2 (Middle Atlantic) in 1966

reg663

indicator for whether subject lived in region 3 (East North Central) in 1966

reg664

indicator for whether subject lived in region 4 (West North Central) in 1966

reg665

indicator for whether subject lived in region 5 (South Atlantic) in 1966

reg666

indicator for whether subject lived in region 6 (East South Central) in 1966

reg667

indicator for whether subject lived in region 7 (West South Central) in 1966

reg668

indicator for whether subject lived in region 8 (Mountain) in 1966

reg669

indicator for whether subject lived in region 9 (Pacific) in 1966

south66

indicator for whether subject lived in South in 1966

black

indicator for whether subject's race is black

smsa

indicator for whether subject lived in SMSA in 1976

south

indicator for whether subject lived in the South in 1976

smsa66

indicator for whether subject lived in SMSA in 1966

wage

subject's wage in cents per hour in 1976

enroll

indicator for whether subject is enrolled in college in 1976

KWW

subject's score on the Knowledge of the World of Work (KWW) test in 1966

IQ

IQ-type test score collected from the high school of the subject.

married

indicator for whether the subject was married in 1976.

libcrd14

indicator for whether subject had library card at age 14.

exper

subject's years of labor force experience in 1976

lwage

subject's log wage in 1976

expersq

square of subject's years of labor force experience in 1976

region

region in which subject lived in 1976

Source

Card, D. Using Geographic Variation in College Proximity to Estimate the Return to Schooling. In Aspects of Labor Market Behavior: Essays in Honor of John Vanderkamp, eds. L.N. Christophides, E.K. Grant and R. Swidinsky. 201-222. National Longitudinal Survey of Young Men: https://www.nlsinfo.org/investigator/pages/login.jsp

Examples

data(card.data)

[Package ivmodel version 1.9.1 Index]