The article "Keynes and the classics reconsidered" explores how Keynes challenged traditional economic theories. It discusses how Keynes redefined key concepts like capital, saving, and investment. The authors compare Keynes' ideas with those of classical economists like Ricardo and Malthus. They also examine how Keynes viewed unemployment and the role of money supply in the economy. Overall, the article sheds light on how Keynes' revolutionary ideas changed the way we understand economics.