The rapid advancement of the digital economy, coupled with a global trend of population aging, presents a complex landscape for societal well-being. A recent comprehensive study utilizing data from China’s 2020 China Longitudinal Aging Social Survey (CLASS) has shed light on the intricate relationship between the burgeoning digital economy and the happiness of older adults. The research, which analyzed the well-being of over 8,600 individuals aged 60 and above, found a significant positive association between regional digital economy development and increased happiness among this demographic. However, the study crucially highlights that these benefits are not universally experienced, emphasizing the critical role of digital inclusion and capability. Key Findings: Digital Dividends and the Elderly The study’s core finding is that a robust digital economy at the city level is a significant predictor of higher happiness levels among older adults. This association held firm even after employing rigorous statistical methods, including instrumental variable strategies and propensity score matching, to mitigate potential endogeneity issues. The research revealed that a one-unit increase in the digital economy index was associated with a substantial increase in the likelihood of older adults reporting greater happiness. However, this positive correlation is not uniform. A stark divide emerged between those who are offline and those who engage with the internet. Older adults without internet access showed no discernible happiness gains from local digital economic development. In contrast, internet users experienced significantly greater benefits. This underscores that simply expanding digital infrastructure is insufficient; active participation in the digital sphere is paramount for older adults to reap the rewards of digital progress. The research further delved into the nuances of the digital divide, examining device proficiency, internet usage frequency, and the purposes for which older adults utilize the internet. Results indicated that higher device proficiency and more frequent internet use were linked to amplified happiness gains. Moreover, specific online activities proved particularly beneficial. Older adults who used the internet for social activities, information acquisition, leisure and entertainment, and investment and consumption reported significantly higher levels of happiness. This suggests that the meaningful use of digital tools is a critical determinant of their impact on well-being. Mechanisms of Influence: Beyond Connectivity The study identified three primary mechanisms through which the digital economy enhances the happiness of older adults: Digital Government and Public Services: The development of digital government initiatives was found to be a significant mediating factor. As digital technologies streamline administrative processes, improve the efficiency and accessibility of public services, and enhance perceptions of safety, older adults experience greater convenience and satisfaction. This aligns with the growing trend of "Internet Plus Government Services" in China, aimed at leveraging digital tools to improve citizen engagement and service delivery. Social Capital and Connectivity: The digital economy facilitates the maintenance and expansion of social networks. By overcoming geographical barriers and reducing communication costs, online platforms enable older adults to stay connected with friends and family, thus bolstering their social capital. This is particularly important for an aging population whose offline social circles may diminish over time. Improved Access to Health Services: The digital economy has spurred advancements in digital healthcare, including telemedicine and online medical consultations. These innovations provide older adults with more convenient and efficient access to healthcare, which is a critical determinant of their well-being and sense of security, especially for those with mobility issues or living in remote areas. Contextualizing the Digital Transformation in China China, with the world’s largest elderly population and a rapidly expanding digital economy, provides a unique and compelling context for this research. By 2025, individuals aged 60 and above constituted over 23% of China’s total population, exceeding 320 million. Concurrently, China’s digital economy has become a global powerhouse, ranking second worldwide in size and leading in growth. This dual demographic and technological transformation necessitates a deep understanding of how digitalization impacts its aging citizenry. The "Internet Plus" initiative, launched by the Chinese government, has been instrumental in integrating digital technologies across various sectors, including public services, healthcare, and social engagement. This national strategy has laid the groundwork for the digital economy’s pervasive influence. However, as the study highlights, structural inequalities in digital access, usage, and skills persist, creating a distinct "digital divide" that disproportionately affects older adults. Addressing the Digital Divide: Policy Implications The findings of this study carry significant implications for policymakers aiming to foster inclusive well-being in an increasingly digital world. The research strongly suggests that a shift in policy focus is necessary: Prioritizing Inclusive Access: While digital infrastructure is crucial, ensuring equitable access for older adults, particularly those in rural or disadvantaged areas, must be a priority. This includes measures like subsidies for internet services, affordable devices, and community-based support for setup and initial usage. Investing in Digital Skills and Usage Support: Beyond mere access, equipping older adults with the necessary digital skills is paramount. Policy should move beyond facility building to robust training programs tailored to the needs of seniors, focusing on practical applications like accessing public services, managing health, and maintaining social connections. Designing Age-Friendly Digital Services: The design of digital platforms and services must be inclusive and user-friendly for older adults. This includes adopting intuitive interfaces, providing clear instructions, and ensuring that offline channels remain available as a fallback for essential services during the transition period. Integrating Digital Technologies into Livelihood Domains: Deeper integration of digital technologies into core areas of life is vital. This involves developing consolidated, senior-friendly platforms for public services, fostering age-friendly social and interest-based online communities, and scaling up digital health services like telemedicine with adequate digital health literacy training. Methodological Rigor and Future Directions The study employed a robust methodology, utilizing data from the 2020 China Longitudinal Aging Social Survey (CLASS) and linking micro-level well-being measures to a city-level digital economy index. This index was carefully constructed by combining internet development indicators with the Peking University Digital Financial Inclusion Index, offering a multidimensional perspective on digital economic growth. The use of ordered response models, extensive individual and city controls, instrumental-variable strategies, and propensity score matching enhances the reliability of the findings. Despite these strengths, the researchers acknowledge certain limitations. The reliance on cross-sectional data restricts definitive causal claims, although instrumental variables and robustness checks mitigate this concern. Future research could benefit from longitudinal data to track changes in happiness over time in response to evolving digital environments and policy interventions. Additionally, while mechanism variables captured perceived experiences, richer measures of actual service utilization and objective health outcomes would further refine the understanding of the pathways. Finally, the study’s focus on China, with its unique digital landscape, calls for comparative research across different institutional settings to assess the broader applicability of these findings. In conclusion, this research provides compelling evidence that the digital economy can be a powerful engine for enhancing the happiness of older adults. However, realizing this potential hinges on a concerted effort to bridge the digital divide and ensure that digital advancements translate into tangible benefits for all, particularly the aging population. The path forward requires a strategic shift towards inclusive digital access, comprehensive skills development, and the thoughtful integration of technology into essential aspects of later life. Post navigation AI-Based Virtual Try-On Technology and the Activation of Green Psychological Mechanisms: Evidence from a Digital Consumer Environment