Targeted incentives for social tipping in heterogeneous networked populations

Fuente: arXiv
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Main Authors: Mittal, Dhruv, López, Fátima González-Novo, Constantino, Sara, Shalvi, Shaul, Chen, Xiaojie, Vasconcelos, Vítor V.
Format: Preprint
Published: 2025
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author Mittal, Dhruv
López, Fátima González-Novo
Constantino, Sara
Shalvi, Shaul
Chen, Xiaojie
Vasconcelos, Vítor V.
author_facet Mittal, Dhruv
López, Fátima González-Novo
Constantino, Sara
Shalvi, Shaul
Chen, Xiaojie
Vasconcelos, Vítor V.
contents Many societal challenges, such as climate change or disease outbreaks, require coordinated behavioral changes. For many behaviors, the tendency of individuals to adhere to social norms can reinforce the status quo. However, these same social processes can also result in rapid, self-reinforcing change. Interventions may be strategically targeted to initiate endogenous social change processes, often referred to as social tipping. While recent research has considered how the size and targeting of such interventions impact their effectiveness at bringing about change, they tend to overlook constraints faced by policymakers, including the cost, speed, and distributional consequences of interventions. To address this complexity, we introduce a game-theoretic framework that includes heterogeneous agents and networks of local influence. We implement various targeting heuristics based on information about individual preferences and commonly used local network properties to identify individuals to incentivize. Analytical and simulation results suggest that there is a trade-off between preventing backsliding among targeted individuals and promoting change among non-targeted individuals. Thus, where the change is initiated in the population and the direction in which it propagates is essential to the effectiveness of interventions. We identify cost-optimal strategies under different scenarios, such as varying levels of resistance to change, preference heterogeneity, and homophily. These results provide insights that can be experimentally tested and help policymakers to better direct incentives.
format Preprint
id arxiv_https___arxiv_org_abs_2501_13623
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Targeted incentives for social tipping in heterogeneous networked populations
Mittal, Dhruv
López, Fátima González-Novo
Constantino, Sara
Shalvi, Shaul
Chen, Xiaojie
Vasconcelos, Vítor V.
Physics and Society
Social and Information Networks
Many societal challenges, such as climate change or disease outbreaks, require coordinated behavioral changes. For many behaviors, the tendency of individuals to adhere to social norms can reinforce the status quo. However, these same social processes can also result in rapid, self-reinforcing change. Interventions may be strategically targeted to initiate endogenous social change processes, often referred to as social tipping. While recent research has considered how the size and targeting of such interventions impact their effectiveness at bringing about change, they tend to overlook constraints faced by policymakers, including the cost, speed, and distributional consequences of interventions. To address this complexity, we introduce a game-theoretic framework that includes heterogeneous agents and networks of local influence. We implement various targeting heuristics based on information about individual preferences and commonly used local network properties to identify individuals to incentivize. Analytical and simulation results suggest that there is a trade-off between preventing backsliding among targeted individuals and promoting change among non-targeted individuals. Thus, where the change is initiated in the population and the direction in which it propagates is essential to the effectiveness of interventions. We identify cost-optimal strategies under different scenarios, such as varying levels of resistance to change, preference heterogeneity, and homophily. These results provide insights that can be experimentally tested and help policymakers to better direct incentives.
title Targeted incentives for social tipping in heterogeneous networked populations
topic Physics and Society
Social and Information Networks
url https://arxiv.org/abs/2501.13623