David Glasner: Wherein Hayek Agrees with DeLong that Just Because You’re Rich, It Doesn’t Mean You Deserve to Be | Uneasy Money: "Recently Brad DeLong expounded on the extent to which the earnings that accrue to individuals do not correspond to the contributions total output that can be ascribed to the personal efforts of those individuals or the contributions made by resources owned by thoe people. Here’s DeLong: 'Pascal Lamy: “When the wise man points at the moon, the fool looks at the finger…”
...Perhaps in the end the problem is that people want to pretend that they are filling a valuable role in the societal division of labor, and are receiving no more than they earn–than they contribute. But that is not the case. The value–the societal dividend–is in the accumulated knowledge of humanity and in the painfully constructed networks that make up our value chains. A “contribution” theory of what a proper distribution of income might be can only be made coherent if there are constant returns to scale in the scarce, priced, owned factors of production. Only then can you divide the pile of resources by giving to each the marginal societal product of their work and of the resources that they own. That, however, is not the world we live in.