When people who earn more than the average have their 'surplus', or the greater part of it, seized from them in taxes, and when people who earn less than average have the deficiency , or the greater part of it, turned over to them in hand-outs and doles, the production of all must sharply decline; for the energetic and able who lose their incentive to produce more than the average, and the slothful and unskilled lose their incentive to improve their condition.