among economics-related books, apart from The Shock Doctrine?
If it's a wonderfully readable and insightful economic history you're after, look no further than False Economy (2009) by Alan Beattie, world trade editor at the Financial Times.
Capitalism and Freedom - Milton Friedman
Free to Choose - Milton Friedmam
The Road to Serfdom - F.A. Hayek
The Wealth of Nations - Adam Smith
More recommendations to counter the dated and unenlightening suggestions contributed by the previous poster.
The Lords of Finance
This Time It's Different
Boomerang; The Big Short
Crisis Economics
The Price of Inequality
Wikileaks and the Age of Transparency
Grand Pursuit: the Story of Economic Genius
The Plundered Planet
Imperfect Knowledge Economics
Eclipse: Living in the Shadow of China's Economic Dominance
Exorbitant Privilege
The Quest: Energy, Security and the Remaking of the Modern World
Getting Better
Poor Economics