Table 4.

Description analysis of variables

VariableMeaningMeanStd. Dev.MinMax
grepatentgranted green invention patents16.5441.420.00426.00
eienvironmental investments11.591.374.8114.16
iiinnovation index62.0023.731.7399.97
isindustrial structure0.420.080.160.62
lngdplogarithmic value of GDP8.931.284.6611.62
fdiopenness level1,047.781,927.530.0712,027.63
poplogarithmic value of the total population8.080.865.549.44
cicarbon intensity0.010.010.000.04

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