| Model 2 | R2 | 0.6766 | Prob > F | 0.0000 | |||
| Technology export | Coef. | Std. Err. | P > t | ||||
| Reciprocity ties | 9.402671 | 3.168735 | 0.003 | ||||
| Reciprocal cliques’ participation | 4.378463 | 4.447629 | 0.032 | ||||