Current dolphin goods seem to be food, sex, kids, and conversation, with a fairly tight [Production Possibility Frontier]. They don’t buy lampshades. Most of “dolphin economic growth” seems to come from finding more and better food, getting more and better sex, finding safer environments for the children, and learning to enjoy other dolphins more. It’s hard to store dolphin goods and thus it is hard for the Mengerian origin of money story to get underway.
Important lessons. Also, this post is actually about aliens.