The Correlation between Enterprise Internal Control Quality and Research and Development Investment Intensity
Table 4
Regression analysis.
Variable
Model 1 R&D
Model 2 Cash
Model 3 R&D
ICQ
0.0024 (4.08)
0.0302 (3.28)
0.0021 (3.48)
Cash
0.0109 (4.29)
Size
−0.0007 (−4.18)
−0.0153 (−16.47)
−0.0007 (−4.04)
Growth
−0.0002 (−5.98)
−0.0001 (−0.81)
−0.0001 (−5.64)
ROA
−0.0029 (−2.12)
0.3249 (14.71)
−0.0026 (−2.09)
SUB
0.0134 (3.47)
0.0013 (5.88)
0.0128 (3.54)
Year
Control
Control
Control
Constant
0.1026 (7.13)
0.3079 (5.35)
0.1023 (10.23)
Observations
7530
7530
7530
R2
0.0193
0.0635
0.0215
Note.,, and indicate that the coefficient significance levels are 10%, 5%, and 1%, respectively. The smaller the percentage value is, the more significant the relationship is. The data in parentheses are T values.