Together we stand? Co-opetition for the development of green products. - Maryam Hafezi; Xuan Zhao; Hossein Zolfagharinia (Eur. J. Oper. Res., 2023)

How much is enough? Government subsidies in supporting green product development. - Hossein Zolfagharinia; Maryam Zangiabadi; Maryam Hafezi (Eur. J. Oper. Res., 2023)