The dependent variable | RDSpend (Model 7) | RDSpend (Model 8) | RDSpend (Model 9) |
Size | 0.729*** |
|
|
(12.38) |
|
| |
Indep |
| 1.749*** |
|
| (12.39) |
| |
Common |
|
| 0.432*** |
|
| (3.59) | |
SA | 0.455*** | 0.455*** | 0.452*** |
(3.24) | (3.24) | (3.25) | |
Asset | 0.111*** | 0.111*** | 0.111*** |
(3.87) | (3.87) | (3.88) | |
Roa | 0.385*** | 0.385*** | 0.387*** |
(5.99) | (5.99) | (5.93) | |
Growth | 0.002 | 0.002 | 0.002 |
(1.35) | (1.35) | (1.35) | |
Lev | 0.001 | 0.001 | 0.001 |
(0.31) | (0.31) | (0.32) | |
Age | 0.033*** | 0.033*** | 0.033*** |
(2.87) | (2.87) | (2.89) | |
_cons | 9.770*** | 8.150*** | 6.692*** |
(6.67) | (5.34) | (12.01) | |
N | 5470 | 5470 | 5470 |