差益定价法, 有利即卖定价法的英文

contribution pricing

• 差:    send on an errand; ...
• 益:    benefit; profit; a ...
• 定价:    fix a price; make ...
• 法:    law
• 有利:    advantageous; bene ...
• 即:    approach; reach; b ...
• 卖:    sell