Research on Technological Innovation Investment, Financing Constraints, and Corporate Financial Risk: Evidence from China

Table 3

Descriptive statistical results of variables.

Variable	N	Mean	sd	Min	Max
Z-risk	3199	7.31	6.37	1.88	39.92
RDR	3199	4.88	4.23	0.07	25.87
SA	3199	-3.72	0.23	−4.44	−3.16
Size	3199	8.09	0.92	5.88	12.2
Age	3199	15.26	5.51	Five	32
DFL	3199	1.13	0.36	0.52	3.26
OC	3199	55.9	14.16	24.03	86.27
POR	3199	21.37	1.04	19.16	24.26