WANG, Yiru. The Impact of Geopolitical Risk on Firms’ Supply Chain Concentration - Evidence from Sino-US Trade Frictions. Highlights in Business, Economics and Management, [S. l.], v. 59, p. 256–272, 2025. DOI: 10.54097/5h55dc35. Disponível em: https://hbem.org/index.php/OJS/article/view/638. Acesso em: 26 aug. 2026.