Sir W. Arthur Lewis; Won Nobel Prize in Economics

Sir W. Arthur Lewis, 76, who won a Nobel Prize in 1979 for pioneering research on economic development in emerging countries. His 1954 book, “The Theory of Economic Growth,” was regarded as the seminal study in the field. A British native of the West Indies, Lewis was knighted by Queen Elizabeth in 1963. After his retirement from Princeton University, he had maintained homes in Princeton, N.J., and in Barbados. On Saturday in Barbados in his sleep.