Yujiro Hayami

was a Japanese agricultural economist, widely considered to be an authority on the subject. He was a Rockefeller fellow at Iowa University, a winner of Purple Ribbon Medal and a Lifetime member of the ''International Association of Agricultural Economists''. He is credited with the development ''Hayami Development Economics'', an agricultural philosophy on the relationship of a community to the market and the state. He died on 24 December 2012. Provided by Wikipedia