Preface: Regression methods based on OR techniques and computational aspects in management, economics and finance. - Ramzi Benkraiem; Constantin Zopounidis (Ann. Oper. Res., 2021)

Multi-criteria classification, sorting, and clustering: a bibliometric review and research agenda. - Sarah Ben Amor; Fateh Belaid; Ramzi Benkraiem; Boumediene Ramdani; Khaled Guesmi (Ann. Oper. Res., 2023)

New trends and recent developments in OR techniques for sustainability, environment and social transition in economics and finance. - Ramzi Benkraiem; Stéphane Goutte; Khaled Guesmi; Constantin Zopounidis (Ann. Oper. Res., 2025)