TAVÉRA , Christophe; PERMAN , Roger; STEPHAN , Gaëtan. What is the Value of the Okun Coefficient. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 4, n. 3, p. 107–136, 2026. DOI: 10.18559/SOEP.2016.3.5. Disponível em: https://journals.ue.poznan.pl/soep/article/view/4052. Acesso em: 3 sep. 2026.