平等的,出于自愿的交换,能为双方带来利益;如果有一个公平竞争的条件,交换还可以改善资源配置,并且产生出对生产的激励。所以市场能够解决社会生产财富的问题,包括生产什么,由谁生产,如何生产,为谁生产等等。但是除了私人用品,大家还需要公共物品(如道路,天气预 Equal, voluntary exchanges can bring benefits to both parties; if there is a fair competitive condition, exchanges can also improve resource allocation and generate incentives for production. Therefore, the market can solve the social production of wealth issues, including what to produce, who produces, how to produce, for whom and so on. But apart from personal items, you also need public goods (such as roads and weather)