Research Article

Synergistic Agglomeration of Manufacturing and Logistics Industries and Urban Green Economy Efficiency: Influence and Upgrading

Table 2

Evaluation index of GEE.

TypesMeasure dimensionMeasure indexSymbol

InputFinancial capitalFixed capital stockX1
Labour capitalEmployees at the end of the yearX2
EnergyIndustrial electricity consumption of each cityX3

OutputExpected outputGDP of each cityY1
Unexpected outputComprehensive pollution index of three main industrial wastesZ1
CO2 emissionZ2