Research on Innovation Efficiency of Listed Companies in Development Zone Based on the Three-Stage DEA-Tobit Model: A Case Study of Hubei Province

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Year</td><td class="align_center">Comprehensive technical efficiency</td><td class="align_center">Pure technical efficiency</td><td class="align_center">Scale efficiency</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">2012</td><td class="align_center">0.612</td><td class="align_center">0.745</td><td class="align_center">0.795</td></tr><tr><td class="align_left">2013</td><td class="align_center">0.563</td><td class="align_center">0.710</td><td class="align_center">0.798</td></tr><tr><td class="align_left">2014</td><td class="align_center">0.449</td><td class="align_center">0.727</td><td class="align_center">0.609</td></tr><tr><td class="align_left">2015</td><td class="align_center">0.439</td><td class="align_center">0.707</td><td class="align_center">0.651</td></tr><tr><td class="align_left">Mean</td><td class="align_center">0.516</td><td class="align_center">0.722</td><td class="align_center">0.713</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Mean annual innovation efficiency of 24 listed companies in the Hubei Development Zone.</div>

Discrete Dynamics in Nature and Society

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Table 3

Table 3: Research on Innovation Efficiency of Listed Companies in Development Zone Based on the Three-Stage DEA-Tobit Model: A Case Study of Hubei Province 

Table 3 | Research on Innovation Efficiency of Listed Companies in Development Zone Based on the Three-Stage DEA-Tobit Model: A Case Study of Hubei Province 