Intradaily dynamic portfolio selection. - Luc Bauwens; Walid Ben Omrane; Erick Rengifo (Comput. Stat. Data Anal., 2010)

Public news announcements and quoting activity in the Euro/Dollar foreign exchange market. - Walid Ben Omrane; Andréas Heinen (Comput. Stat. Data Anal., 2010)

The high-frequency impact of macroeconomic news on jumps and co-jumps in the cryptocurrency markets. - Walid Ben Omrane; Khaled Guesmi; Qi Qianru; Samir Saadi (Ann. Oper. Res., 2023)

Cryptocurrency markets, macroeconomic news announcements and energy consumption. - Walid Ben Omrane; Qi Qianru; Samir Saadi (Ann. Oper. Res., 2025)