Political debates about the United States federal budget concentration of income at the top of the income distribution." In theory, the government collects no revenue at either zero or 100% tax rates. So there is some intermediate point at which government revenue is maximized. Lowering tax rates from 100% to this hypothetical rate that maximizes revenue would theoretically raise revenue, while continuing to lower tax rates below this rate would lower revenues. This concept underlies the Laffer Curve, an element of supply-side economics. Since the 1970s, some "supply side" economists have contended that lowering marginal tax rates could stimulate economic growth to such a degree that tax revenues
From each according to his ability, to each according to his needs From each according to his ability, to each according to his needs "From each according to his ability, to each according to his needs" is a slogan popularised by Karl Marx in his 1875 "Critique of the Gotha Program". The principle refers to free access and distribution of goods, capital and services. In the Marxist view, such an arrangement will be made possible by the abundance of goods and services that a developed communist system will produce; the idea is that, with the full development of socialism and unfettered productive forces, there will be enough to satisfy everyone's needs. The