OF THE CAUSES OF IMPROVEMENT IN THE PRODUCTIVE POWERS OF LABOUR, AND OF THE ORDER ACCORDING TO WHICH ITS PRODUCE IS NATURALLY DISTRIBUTED AMONG THE DIFFERENT RANKS OF THE PEOPLE. U3CnZVaLiI9iHeVdXGuhUurxLIFn59FhROB9hWv15Hk+d384VzRA66vOM8L6m0Vu