Even the marxist economic theory is viewed with some prejudice after the 20th century, is always interesting to an Economics student read about the Karl Marx's works. And, if "Das Kapital", his most famous and influent book is very extensive and hard to be read in original, you have a great alternative in Sweezy's book.
Sweezy is graduated in Harvard, and dedicated all his academic life to become the marxism an "integral and respected part of intellectual life of the USA". His "Theory of Capitalist Development" brings the Marx's ideas in an easy and very didactic way, and more: includes the discussion of another marxists, like Bortkiewicz, Bukharin and Rosa… Read more