What is a significant factor in long-run economic growth that Robert Fogel, an economic historian, is best known for suggesting? a. Improvements in technology from the incentives created by a better patent system b. Inward-oriented policies that protect domestic firms from foreign competition c. Improvements in worker health from better nutrition d. Improvements in the protection of property and enforcement of contracts through the maturation of the civil and criminal justice systems

(C) Improvements in worker health from better nutrition

Robert Fogel, an economic historian, and Noble prize winner for Economics, is best known for suggesting that a significant factor in long-run economic growth is improvements in worker's health from better nutrition, he was of the opinion that malnourished workers cannot perform manual labor, because they don't have the strength and stamina, and this will affect productivity. He believed that as nutrition improve, so will worker's productivity.