Cross-section wage data consisting of a random sample
taken from the U.S. Current Population Survey for the year 1976. There
are 526 observations in total. data("wage1") makes available the
dataset "wage" plus additional objects "bw.all" and
"bw.subset".
Usage
data("wage1")
Format
A data frame with 24 columns, and 526 rows.
Two local-linear rbandwidth objects ('bw.all' and
'bw.subset') have been computed for the user's convenience
which can be used to visualize this dataset using
plot(bw.all)
wage
column 1, of type numeric, average hourly earnings
educ
column 2, of type numeric, years of education
exper
column 3, of type numeric, years potential experience
tenure
column 4, of type numeric, years with current employer
nonwhite
column 5, of type factor, =“Nonwhite” if nonwhite, “White” otherwise
female
column 6, of type factor, =“Female” if female, “Male” otherwise
married
column 7, of type factor, =“Married” if Married, “Nonmarried” otherwise
numdep
column 8, of type numeric, number of dependants
smsa
column 9, of type numeric, =1 if live in SMSA
northcen
column 10, of type numeric, =1 if live in north central U.S
south
column 11, of type numeric, =1 if live in southern region
west
column 12, of type numeric, =1 if live in western region
construc
column 13, of type numeric, =1 if work in construction industry
ndurman
column 14, of type numeric, =1 if in non-durable manufacturing industry
trcommpu
column 15, of type numeric, =1 if in transportation, communications, public utility
trade
column 16, of type numeric, =1 if in wholesale or retail
services
column 17, of type numeric, =1 if in services industry
profserv
column 18, of type numeric, =1 if in professional services industry
profocc
column 19, of type numeric, =1 if in professional occupation
clerocc
column 20, of type numeric, =1 if in clerical occupation
servocc
column 21, of type numeric, =1 if in service occupation
lwage
column 22, of type numeric, log(wage)
expersq
column 23, of type numeric, exper**2
tenursq
column 24, of type numeric, tenure**2
Source
Jeffrey M. Wooldridge
References
Wooldridge, J.M. (2000), Introductory Econometrics: A Modern
Approach, South-Western College Publishing.