lation for the county</p></dd>

<dt>lemp</dt>
<dd><p>the log of teen employment in the county</p></dd>

<dt>first.treat</dt>
<dd><p>the year that the state where the county is located
raised its minimum wage, it is set equal to 0 for counties that have
minimum wages equal to the federal minimum wage over the entire
period.</p></dd>

<dt>treat</dt>
<dd><p>whether or not a particular county is treated in that year</p></dd>


</dl></div>
    <div id="source">
    <h2>Source</h2>
    <p>Callaway and Sant'Anna (