Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Linear regression model for evaluating the contribution of explanatory variable for collaboration on product revenue
| Model 3 Average annual revenue Adjusted R2 = 0.193 N = 102 | ||
|---|---|---|
| Variable | Estimate | S. E |
| Dummy variable for collaboration | 1.601 | 0.387*** |
| Predicted variable—average annual R&D investment | 0.659 | 0.241** |
| Constant | 4.225 | 3.232 |
**Level of significance = 0.05
***Level of significant 0.01
