A Systems View Across Time and Space
Table 5 Regressions of adoption speed on clustering coefficient (positive externality effect)
From: Multiple peer effects in the diffusion of innovations on social networks: a simulation study
Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | Model 7 | |
|---|---|---|---|---|---|---|---|
(30%) | (40%) | (50%) | (60%) | (70%) | (80%) | (90%) | |
(Intercept) | − 0.17 | − 0.17 | − 0.17 | − 0.16 | − 0.15 | − 0.08 | − 0.08 |
Number of households | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Ratio of seed adopters | 0.91 | 0.84 | 0.81 | 0.80 | 0.78 | 0.57 | 0.57 |
Experience coefficient (Var 1) | 0.21 | 0.35 | 0.43 | 0.45 | 0.41 | 0.31 | 0.31 |
Externality threshold (Var 2) | − 0.18 | − 0.20 | − 0.21 | − 0.22 | − 0.23 | − 0.25 | − 0.25 |
Clustering coefficient of Kin. (Var 3) | 0.12 | 0.22 | 0.29 | 0.31 | 0.30 | 0.24 | 0.24 |
Clustering coefficient of Nei. (Var 4) | − 0.10 | − 0.03 | 0.04 | 0.07 | 0.12 | 0.22 | 0.22 |
Var 1 × Var 3 | 7.06 | 6.47 | 6.10 | 5.9 | 5.80 | 4.77 | 4.77 |
Var 2 × Var 4 | − 0.00 | − 0.08 | − 0.16 | − 0.20 | − 0.24 | − 0.25 | − 0.25 |
R 2 | 0.70 | 0.72 | 0.74 | 0.75 | 0.75 | 0.68 | 0.68 |