Definitions of Terms Long Position(多头) The agreement to buy the item (from the person taking the short position) Short Position(空头) The agreement to sell the item (to the person taking the long position) THE COURSE OF FINANCE 2017 SPRING SJTU 6Definitions of Terms  Long Position(多头) The agreement to buy the item (from the person taking the short position)  Short Position（空头） The agreement to sell the item (to the person taking the long position) THE COURSE OF FINANCE 2017 SPRING SJTU 6