Digital Finance, Digital Divide and Household Financial Portfolio Effectiveness — An Analysis Based on the Perspective of Urban-rural Differences. Modern Economic Science, [S. l.], v. 46, n. 2, p. 45–58, 2024. DOI: 10.20069/syhst094. Disponível em: https://xjtuniversity.asia/index.php/jjkx/article/view/11. Acesso em: 11 sep. 2025.