<p>Data on 532 males over 10 years (1979-1988) from Ziliak (1997),
collected from the Panel Study of Income Dynamics.
</p>


<h3>Usage</h3>

<pre><code class='language-R'>laborpanel
</code></pre>


<h3>Format</h3>

<p>A data frame with 5320 observations and 8 variables:
</p>

<dl>
<dt>lnhr</dt><dd><p>log of annual hours worked</p>
</dd>
<dt>lnwg</dt><dd><p>log of of hourly wage</p>
</dd>
<dt>kids</dt><dd><p>number of children</p>
</dd>
<dt>ageh</dt><dd><p>age</p>
</dd>
<dt>agesq</dt><dd><p>quadratic age</p>