iption</h3>

<p>Calculates the ordinary tax payable given income and tax thresholds and rates.
Basic, designed for performance.
</p>


<h3>Arguments</h3>

<table summary="R argblock">
<tr valign="top"><td><code>x</code></td>
<td>
<p>Taxable income.</p>
</td></tr>
<tr valign="top"><td><code>thresholds</code></td>
<td>
<p>Lower brackets of the tax tables.</p>
</td></tr>
<tr valign="top"><td><code>rates</code></td>
<td>
<p>Marginal rates</p>
</td></tr>
</table>

<hr /><div style="text-align: center;">[Package 