计量社会费用和效益的基本原则我们无法计量同各种决策方案有关的费用和效益,除非我们弄清这些费用和效益是什么内容。假设有一份不可比的物理单位计量的费用和效益一览表,有无办法以可比方式去衡量它们相对的重要性呢? 对此目的,商品的市场平衡价格和生产要素包含有一些很重要的信息。 Basic Principles for Measuring Social Expenses and Benefits We can not measure the costs and benefits associated with various policy options unless we find out what these costs and benefits are. Given a list of costs and benefits measured by incomparable physical units, is there any way to measure their relative importance in a comparable way? For this purpose, the market equilibrium price of goods and the factors of production contain some important information.