Does Digital Economy Contribute to Regional Carbon Productivity? Evidence of China

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Model</td><td class="align_center">Threshold estimators</td><td class="align_center">95% confidence intervals</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Single threshold</td><td class="align_center">11.5566</td><td class="align_center">[11.2991, 11.6718]</td></tr><tr><td class="align_left">Double threshold</td><td class="align_center">12.91</td><td class="align_center">[12.8300, 13.0952]</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Threshold values and confidence intervals.</div>

Mathematical Problems in Engineering

tab7

Table 7

Table 7: Does Digital Economy Contribute to Regional Carbon Productivity? Evidence of China 