="color: #949494;">, </span>&lt;&lt;matrix[4 x 2]&gt;&gt;<span style="color: #949494;">, </span>&lt;&lt;ma‚Ä¶</span></span></code></pre></div>
</div>
<div class="section level3">
<h3 id="verify-data">Verify data<a class="anchor" aria-label="anchor" href="#verify-data"></a>
</h3>
<p>An important step in any analysis is data verification. For an ECC
analysis, it is important to verify that energy is conserved (i.e.,
energy is in balance) across all industries. Equations 1 and 2 in Heun,
Owen, and Brockway