age.income {SemiPar}

Age/income data

Description

The age.income data frame has 205 pairs observations on Canadian workers from a 1971 Canadian Census Public Use Tape (Ullah, 1985).

Usage

data(age.income)

Format

This data frame contains the following columns:

age

age in years.

log.income

logarithm of income.

Source

Ullah, A. (1985). Specification analysis of econometric models. Journal of Quantitative Economics, 2, 187-209.

References

Ruppert, D., Wand, M.P. and Carroll, R.J. (2003)
Semiparametric Regression Cambridge University Press.
http://stat.tamu.edu/~carroll/semiregbook/

Examples

library(SemiPar)
data(age.income)
attach(age.income)
plot(age,log.income)