I think the idea that the economy needs "momentum" to work is a really interesting topic. Wealth and value is generated as a result of people spending money on

I think the idea that the economy needs "momentum" to work is a really interesting topic. Wealth and value is generated as a result of people spending money on things they don't strictly need. That if everybody were to buy exactly only what they need and nothing else, the whole economy grinds to a halt, and we have mass unemployment, and suddenly you can't even buy those few needs that everybody has.