How Do Different Types of Environmental Regulations Affect Green Innovation Efficiency?

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Null hypothesis</td><td class="align_center">Obs</td><td class="align_center"><i>F</i>-statistic</td><td class="align_center">Probability</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">CER is not the Granger cause of GI-T</td><td class="align_center">15</td><td class="align_center">1.93173</td><td class="align_center">0.1953</td></tr><tr><td class="align_left">MER is not the Granger cause of GI-T</td><td class="align_center">15</td><td class="align_center">2.88632</td><td class="align_center">0.1024</td></tr><tr><td class="align_left">VER is not the Granger cause of GI-T</td><td class="align_center">15</td><td class="align_center">9.33923</td><td class="align_center">0.0052</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Granger causality test results (the lag period is 2 years).</div>

Journal of Mathematics

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Table 5

Table 5: How Do Different Types of Environmental Regulations Affect Green Innovation Efficiency? 