In my first post I talked about how everything requires inputs . But there's more to say about inputs. First of all, money is not an input . Money often allows you to purchase inputs, but money is never an input. A pile of money is not a family. A hoard of gold does not create an organization. If you're accomplishing anything you must have people working, resources being consumed, and goods and services being produced. Money is just a tool we use to conveniently exchange all of these things. Secondly, the input necessary for human survival requires both natural resources and human labor . When I'm using the word input, I mean both the labor and the resources. Human labor accomplishes nothing without resources. Raw resources are worthless without humans using them to produce food, clothing, shelter, and whatever else we need. An economics textbook will list the factors of production -- land, labor, capital, and entrepreneurship -- as if they were all individual things. But ...
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