e> of a single cross-section of taxpayers from
which baseline percentiles can be produced.</p></td>
    </tr>
    <tr>
      <th>by</th>
      <td><p>How to separate <code>DT</code></p></td>
    </tr>
    <tr>
      <th>ids</th>
      <td><p>Subset <code>DT</code> by <code>by</code>.</p></td>
    </tr>
    </table>


  </div>
  <div class="col-md-3 hidden-xs hidden-sm" id="sidebar">
    <h2>Contents</h2>
    <ul class="nav nav-pills nav-stacked">
      <li><a href="#arguments">Arguments</a></li>
    </ul>

