######################################################</span></span></span>
<span class="r-in"><span><span class="co"># Suppose you didn't have access to the data, but only to</span></span></span>
<span class="r-in"><span><span class="co"># the treatment and outcome regression tables.</span></span></span>
<span class="r-in"><span><span class="co"># You can still compute the bounds.</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># Use the t statistic of