During the second world war, the stewards of America's war effort turned to the Cowles Commission, an economics brain-trust, to help them ration America's resources.
二战期间，美国战事后勤人员曾求助作为其经济智囊的考列斯委员会来帮助他们分配美国的战地物资。
2
Economics is the study of how society manages its scarce resources.
经济学——研究社会如何管理稀缺资源的学科。
3
Economics examines how a country's wealth and resources are used to meet the needs of its citizens.