Granovetter, 1978
Each agent adopts if fraction of adopted neighbors ≥ threshold. Key insight: similar distributions → wildly different outcomes due to "missing zeros" (no one with threshold 0 → cascade fails).
Bimodal outcomes arise from threshold distribution shape, not just mean.
Each agent adopts if fraction of adopted neighbors ≥ threshold. Key insight: similar distributions → wildly different outcomes due to "missing zeros" (no one with threshold 0 → cascade fails).
Bimodal outcomes arise from threshold distribution shape, not just mean.