The AI Assurance Cost Paradox: Fixed Governance Costs,Heterogeneous-Firm Adoption, and Market Concentration. Journal of Advanced Multidisciplinary Studies (JAMS), [S. l.], v. 1, n. 1, p. Page 310–329, 2026. DOI: 10.68050/JAMS103. Disponível em: https://jamsjournal.org/JAMS/article/view/103. Acesso em: 21 sep. 2026.