Do sovereign credit ratings matter for corporate credit ratings? - Nidhaleddine Ben Cheikh; Oussama Ben Hmiden; Younes Ben Zaied; Sabri Boubaker (Ann. Oper. Res., 2021)

A non-parametric decomposition of the environmental performance-income relationship: evidence from a non-linear model. - Béchir Ben Lahouel; Younes Ben Zaied; Guo-liang Yang; Maria-Giuseppina Bruna; Yaoyao Song (Ann. Oper. Res., 2022)

The threshold effects of income diversification on bank stability: an efficiency perspective based on a dynamic network slacks-based measure model. - Béchir Ben Lahouel; Lotfi Taleb; Kristína Kocisová; Younes Ben Zaied (Ann. Oper. Res., 2023)

Financial stability, liquidity risk and income diversification: evidence from European banks using the CAMELS-DEA approach. - Béchir Ben Lahouel; Lotfi Taleb; Younes Ben Zaied; Shunsuke Managi (Ann. Oper. Res., 2024)