A Systems View Across Time and Space
Table 4 Multiple regression model for evaluating the contribution of collaboration to product revenue and interaction activity
Model 4—average annual revenue from sales Adjusted R2 = 0.222 N = 102 | ||
|---|---|---|
Variable | Estimate | S. E |
Dummy variable—collaboration | 13.87 | 6.355** |
Predicted variable—average annual R&D investment | 1.139 | 0.343** |
INTERACTION: between dummy-var. collaboration and predicted variable (Average annual R&D investment) | − 0.919 | 0.475** |
Constant | − 2.200 | 4.605 |