The primary purpose of production is consumption. Economic activity is by definition the production and consumption of goods and services. Except for the special case of the so-called “Robinson Crusoe” economy (an economy in which there is only one person who has to necessarily be self-sufficient) every real economy involves exchange or trade. The ability to trade what one has produced for things that one wants to consume generates wealth and increases welfare.
You can of course restrict your consumption to only those things you produce, but you will have a Hobbesian existence: “solitary, poor, nasty, brutish, and short.”
Exchange makes possible the creation of wealth through division of labor and specialization, two intimately connected concepts. Surgeons operate, bakers bake, brewers brew, carpenters build, architects design, programmers code, … ad infinitum. The ability to exchange decouples production and consumption. Crusoe’s production and consumption are rigidly linked. In our case, we don’t produce any of the things we consume, and don’t consume what we produce. Continue reading