A Network Dynamical Systems Approach to SDGs
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arXiv
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| Format: | Preprint |
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2025
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| _version_ | 1866918218386374656 |
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| author | Zhang, Wuyang Xu, Lejun |
| author_facet | Zhang, Wuyang Xu, Lejun |
| contents | The United Nations' Sustainable Development Goals (SDGs) represent a complex, interdependent framework where progress in one area can synergistically promote or competitively inhibit progress in others. For policymakers in international development, a critical challenge is identifying "leverage points" - specific goals where limited resource allocation yields the maximum system-wide benefit. This study addresses this challenge by modeling the SDGs as a Networked Dynamical System (NDS). Using empirical data from Our World in Data (2018), we construct a weighted interaction network of 16 SDG indicators. We employ Principal Component Analysis (PCA) and multiple linear regression to derive coupling weights empirically. Unlike previous static analyses, we simulate the temporal evolution of development indicators using an extended Lotka-Volterra model. To ensure numerical stability and sophistication, we upgrade the simulation method from standard Euler integration to the Runge-Kutta 4 (RK4) method. Our simulation, applied to a case study of Mexico, reveals that SDG 4 (Quality Education) acts as a critical driver, suggesting that prioritizing education yields the most significant positive spillover effects across the development network. Furthermore, we perform sensitivity analysis and explore the power-law relationship between investment and stability. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2511_21091 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | A Network Dynamical Systems Approach to SDGs Zhang, Wuyang Xu, Lejun Physics and Society Social and Information Networks Adaptation and Self-Organizing Systems The United Nations' Sustainable Development Goals (SDGs) represent a complex, interdependent framework where progress in one area can synergistically promote or competitively inhibit progress in others. For policymakers in international development, a critical challenge is identifying "leverage points" - specific goals where limited resource allocation yields the maximum system-wide benefit. This study addresses this challenge by modeling the SDGs as a Networked Dynamical System (NDS). Using empirical data from Our World in Data (2018), we construct a weighted interaction network of 16 SDG indicators. We employ Principal Component Analysis (PCA) and multiple linear regression to derive coupling weights empirically. Unlike previous static analyses, we simulate the temporal evolution of development indicators using an extended Lotka-Volterra model. To ensure numerical stability and sophistication, we upgrade the simulation method from standard Euler integration to the Runge-Kutta 4 (RK4) method. Our simulation, applied to a case study of Mexico, reveals that SDG 4 (Quality Education) acts as a critical driver, suggesting that prioritizing education yields the most significant positive spillover effects across the development network. Furthermore, we perform sensitivity analysis and explore the power-law relationship between investment and stability. |
| title | A Network Dynamical Systems Approach to SDGs |
| topic | Physics and Society Social and Information Networks Adaptation and Self-Organizing Systems |
| url | https://arxiv.org/abs/2511.21091 |