Smith moved to London in 1776, and then published his famous book entitled An Inquiry into the Nature and Causes of the Wealth of Nations. Two years after this book was published, he won an appointment as commissioner of customs in Edinburgh, Scotland. ... This book covers many different concepts such as the role of self-interest, the division of labour, the function of markets, and the implications of a laissez-faire economy. The essential message of the book was that man's self-interest would promote the economic well being of all. ... He praises the genius of investors and makers of m...