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. OyOdLV3I/uP20TI0xMUW0xM2Xz9AqrluA8bC/wtaIdrjcyQcZSXGY3EZVMDdo2UN