A Quantative Framework Model for Analyzing the Actuarial Portfolio Risks At the Saudi Market for Cooperative Insurance By Using the Non-parametric Regression. The Arab Journal of Administration, Cairo, v. 39, n. 2, p. 187–214, 2019. DOI: 10.21608/aja.2019.36085. Disponível em: https://ajajournal.org/index.php/aja/article/view/434. Acesso em: 12 jun. 2026.