.io/r/base/names.html" class="external-link">names</a></span><span class="op">(</span><span class="va">U.c</span><span class="op">)</span><span class="op">)</span></code></pre></div>
<pre><code><span class="co">#  [1] "identity"      "condition_1"   "condition_2"   "condition_3"  </span>
<span class="co">#  [5] "condition_4"   "condition_5"   "equal_effects" "simple_het_1" </span>
<span class="co">#  [9] "simple_het_2"  "simple_het_3"</span></code></pre>
</div>
<div class="section level2">
<h2 id="step-3-fi