The foundation for all modern economic thought and political economy, The Wealth of Nations is the magnum opus of Scottish economist Adam Smith, who introduces the world to the very idea of economics and capitalism in the modern sense of the words. Smith details his argument in five books:

My opinion

Excellent and still very relevant book about foundations of economy after 250 years after its initial publication.

For who?

Most of this book is still true and it is truly a must read for every one who wants to understand economics.