Performance Evaluation of Financial Support for Transformation of Military Scientific and Technological Achievements Based on Machine Learning and PCA

Table 4

Descriptive statistics of input-output index variables of small- and medium-sized boards in energy-saving and environmental protection industries from 2008 to 2015.

Input-output index		Average	Max value	Min value	S. D.
Input index	Total equity financing (100 million yuan)	8.89	48.15	1.23	7.68
	Cost of equity financing (%)	1.26	2.23	0.03	0.65
	Total amount of debt financing (100 million yuan)	14.62	110.00	0.63	18.69
	Debt financing cost (%)	0.87	12.39	-5.26	2.32
	Return on equity (%)	6.96	38.05	-77.65	12.21
Output indicators	Growth rate of main business income (%)	14.33	145.77	-65.98	29.12
	Turnover rate of total assets (%)	67.28	176.29	15.07	31.90