They cannot be held accountable for a cure for something not being found or preventing a war in another part of the world because it is not their place, they are having enough trouble putting food on their tables for children and themselves. That is why that responsibility falls on the government, who incidentally have individuals in positions of power, who have the resources and the power to do research, to negotiate, etc.The two other classes, the lower and the middle class are suppose to remind each other as well as the rest of the world what needs to be done and who needs to be helped in this world.The net worth of the top 1 percent of the upper class famously exceeds that of the bottom 90 percent, lower and middle class. In the face of popular myths about a democratized stock market, the top 10 percent owns almost all personal equity in investment assets.