Data-Driven Green Development Efficiency of Regional Sci-Tech Finance: A Case Study of the Yangtze River Delta

Table 1

Input-output indicators of the green development efficiency of regional sci-tech finance.

	Primary index	Secondary index	Tertiary index
Input in sci-tech finance	Input index	Personnel input	Full-time equivalent of R&D personnel (x1)
		Capital input	R&D internal expenditure (x2)
			Financial sci-tech expenditure (x3)
			Financial market support (x4)
Output in sci-tech finance	Expected output index	Economic output	Technology market turnover (y1)
			Sales revenue of high-tech new products (y2)
			Operating income of high-tech industry (y3)
		Knowledge output	Number of invention patents authorised (y4)
			The main retrieval tools include scientific and technological papers (y5)
	Undesirable output index	Ecological output	Waste water (y6)
			Waste gas (y7)
			Waste residue (y8)