Assertion: knight | /r/CapableOf | make the greatest contribution
Facets:
value: to economics
type: OTHER
Source sentences:
text: In 1950 he was president of the American Economic Association and in 1957 the recipient of its coveted Francis A. Walker Award, given "not more frequently than once every five years to the living (American) economist who in the judgment of the awarding body has during his career made the greatest contribution to economics.