>good relationships with your neighbors so they'd help you when you had a bad year Yes! that's exactly the point. That's an economy. You share your food with y

>good relationships with your neighbors so they'd help you when you had a bad year Yes! that's exactly the point. That's an economy. You share your food with your neighbors when their harvest is bad, and vice versa. You also swap foods when you get bored. And the more people in your food-ring, the better it works, but also the more complex it becomes to keep track of, and eventually someone gets the bright idea to start writing it down, or swapping tokens...