">(</span><span class="st">"regressors"</span>, <span class="st">"instruments"</span>, <span class="st">"full"</span><span class="op">)</span>, <span class="va">...</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># S3 method for ivreg</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/stats/model.matrix.html" class="external-link">model.matrix</a></span><span class="op">(</span></span>
<span>  <span class="va">object</span>,</span>
<span>  component <span class="op">