SUN, Yize. A Profitability Analysis of Purchasing Secret Edition in Blind Boxes: A Case Study of Pop Mart’s Hirono Echo Series. Journal of Innovation and Development, [S. l.], v. 14, n. 3, p. 191–197, 2026. DOI: 10.54097/6tkc9m55. Disponível em: https://drpress.org/ojs/index.php/jid/article/view/33655. Acesso em: 30 apr. 2026.