Ronald Harry Coase (29 December 1910 – 2 September 2013) was a British economist based in the United States. He was the Clifton R. Musser Professor Emeritus of Economics at the University of Chicago Law School. After studying with the University of London External Programme in 1927–29, Coase entered the London School of Economics, where he took courses with Arnold Plant. He received the Nobel Memorial Prize in Economics in 1991.