The Renegotiation Trap: Political Economy Factors Driving Opportunistic Contract Modifications in Public-Private Partnerships. VT International Press Journal of Multidisciplinary Research and Review, [S. l.], v. 1, n. 1, p. 11–17, 2026. DOI: 10.5281/zenodo.19451471. Disponível em: https://journal.vtinterpress.com/VTIPJMRR/article/view/4. Acesso em: 20 may. 2026.