RUJIE LIU. Digital economy development and urban entrepreneurial activity: a quasi-natural experiment based on the “Broadband” pilot policy. Series of Conferences Journal, [S. l.], v. 1, n. 1, p. 57–68, 2025. Disponível em: https://seriesofconference.com/index.php/SCJ/article/view/14. Acesso em: 27 feb. 2026.