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. 0hmsUChR6SmHA0cQMRpLQhu4U4pAfMSNnFDk9kmZU0L8MLE6mfG0f3uhtxpfaBEM