cost- income

英 美
  • 成本收益
  • cost n.费用;成本;代价;[律]诉讼费用v.花费;使付出;使做不愉快的事;估算成本
  • income n.收入;所得;收益
    1. So we must change the proportion of the cost and income for the altruistic behavior, and arouse persons' altruistic behavior by improving the income for the altruistic behavior.
      因此,必须改变利他行为的成本收益比,提高利他行为的收益来激发人们的利他行为。