The effect of Marketing costs on the profitability of insurance companies: applied research in the national insurance company. Journal of Accounting and Financial Studies ( JAFS ), [S. l.], v. 15, n. 53, p. 61–82, 2020. Disponível em: https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/937.. Acesso em: 4 may. 2024.