我们应该将理性经济人框架替换为另一种模型,而后者是能反映人类作出有利于他人和社会的行为的能力。这一框架通过刻画人类合作机会,从而提供了非常有用的政治和经济制度基础,能够在现有安排失灵之处取得成功。目前,全球人道灾难重重,包括气候变化、资源耗竭、金融危机、教育缺乏、贫困蔓延和食品不安全在内的问题层出不穷。但是,尽管无法纠正这些问题会带来灾难性后果,目前我们尚有能力应对局面。不管是受危机打击的经济体还是欣欣向荣的经济体,都无法完全消除贫困、改善教育等公共品的供给,以及公平有效地保持和配置渔业和热带雨林 We should replace the rational economic man frame with another model that reflects the human ability to make behaviors that benefit others and society. By framing the opportunities for human cooperation, this framework provides a very useful political and economic underpinning system that can succeed where existing arrangements fail. At present, there are an endless stream of global humanitarian disasters, including climate change, resource depletion, the financial crisis, lack of education, the spread of poverty and food insecurity. However, despite the catastrophic consequences of failing to remedy these problems, we now have the ability to cope with the situation. Neither the crisis-hit economies nor the thriving economies are able to completely eliminate poverty, improve the supply of public goods such as education, and maintain and allocate fisheries and rainforests fairly and effectively