Retail price competition of domestic and international companies: A bi-level game theoretical optimization approachSeyed Parsa Parvasi, Ata Allah Taleizadeh and Leopoldo Eduardo Cárdenas-BarrónRAIRO-Oper. Res., 57 1 (2023) 291-323DOI: https://doi.org/10.1051/ro/2023007