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| Griliches   | R Documentation   |
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Wage Datas
----------

Description
~~~~~~~~~~~

a cross-section from 1980

*number of observations* : 758

*observation* : individuals

*country* : United States

Usage
~~~~~

::

    data(Griliches)

Format
~~~~~~

A dataframe containing :

rns
    residency in the southern states (first observation) ?

rns80
    same variable for 1980

mrt
    married (first observation) ?

mrt80
    same variable for 1980

smsa
    residency in metropolan areas (first observation) ?

smsa80
    same variable for 1980

med
    mother's education in years

iq
    IQ score

kww
    score on the “knowledge of the world of work” test

year
    year of the observation

age
    age (first observation)

age80
    same variable for 1980

school
    completed years of schooling (first observation)

school80
    same variable for 1980

expr
    experience in years (first observation)

expr80
    same variable for 1980

tenure
    tenure in years (first observation)

tenure80
    same variable for 1980

lw
    log wage (first observation)

lw80
    same variable for 1980

Source
~~~~~~

Blackburn, M. and Neumark D. (1992) “Unobserved ability, efficiency
wages, and interindustry wage differentials”, *Quarterly Journal of
Economics*, **107**, 1421-1436.

References
~~~~~~~~~~

Hayashi, F. (2000) *Econometrics*, Princeton University Press,
`http://www.e.u-tokyo.ac.jp/~hayashi/hayashi\_econometrics.htm <http://www.e.u-tokyo.ac.jp/~hayashi/hayashi_econometrics.htm>`_,
chapter 3, 250-256.

See Also
~~~~~~~~

``Index.Source``, ``Index.Economics``, ``Index.Econometrics``,
``Index.Observations``
