Adam Smith’s “The Wealth of Nations” gives an in-depth discussion of different economic principles like the productivity, division of labor and free markets. Although written and published more than 200 years ago, it’s still hailed as one of the most original works in the field of economics and is still used as a reference by many modern economists.

“An Inquiry Into the Nature and Causes of the Wealth of Nations” is the complete title of this book and it was first published in 1776, the same year that the American colonies declared their independence from Britain. It’s interesting to note that Adam Smith once suggested to British authorities before this year that they should l...

“How selfish soever man may be supposed, there are evidently some principles in his nature, which interest him in the fortunes of others, and render their happiness necessary to him, though he derives nothing from it, except the pleasure of seeing it.” (from The Theory of Moral Sentiments)

Adam Smith considered his first major book, The Theory of Moral Sentiments, his most important work. Indeed, the tome was a wild success upon its publication, selling out immediately. It has not lost popularity since. In this legendary work, Smith discusses the nature of morality, and the motives behind and origins of these “sentiments.” Originally published in 1759, this work provides the phil...