While I don't disagree that it can lead to better systems. Most of those "studies" were very small in their test group and wouldn't scale to work for the entire

While I don't disagree that it can lead to better systems. Most of those "studies" were very small in their test group and wouldn't scale to work for the entire US. There is also the problem that when everyone has an extra $1k in their pocket each month the price of almost everything will rise to consume it.