Analyzing the Investment Behavior in the Iranian Stock Exchange during the COVID-19 Pandemic Using Hybrid DEA and Data Mining Techniques

<table class="table-group" id="tab11"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Cluster</td><td class="align_center">DMU</td><td class="align_center">Company</td><td class="align_center">Efficiency</td><td class="align_center">Percentage</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left" rowspan="2">Cluster 1</td><td class="align_center">DMU10</td><td class="align_center">Multi-industrial investment</td><td class="align_center">1</td><td class="align_center">50.0</td></tr><tr><td class="align_center">DMU23</td><td class="align_center">Bank</td><td class="align_center">0.72</td><td class="align_center">50.0</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>First cluster: efficiency score and investment percentage 2020.</div>

Mathematical Problems in Engineering

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Table 11

Table 11: Analyzing the Investment Behavior in the Iranian Stock Exchange during the COVID-19 Pandemic Using Hybrid DEA and Data Mining Techniques 