MarketWatch reports how frequently Karl Marx is cited on college campuses. Not only is he the most widely used economist, but is also frequently used across a variety of subjects.
More than 25 years after the fall of the Berlin Wall, the collapse of the Soviet Union and the onset of market-economy practices in China, “The Communist Manifesto” still ranks among the three most frequently assigned texts at American universities. – MarketWatch
The full list of commonly used texts can be found in their article and include Paul Krugman and John Maynard Keynes. It is extremely important that college students get access to free market ideas and how they provide the greatest opportunity for economic success.