- 美国历史学家詹姆斯·亚当斯斯在 1931 给美国梦下的定义-- Adams, James T. 1931: "that dream of a land in which life should be better and richer and fuller for everyone, with opportunity for each according to ability or achievement. … regardless of the fortuitous circumstances of birth or position," 美国国会图书馆 (Library of Congress), The American Dream -- What is the American Dream? (http://www.loc.gov/teachers/classroommaterials/lessons/american-dream/students/thedream.html )。
- 美国代间流动性在发达国家敬陪末座 -- Lane Kenworthy: "It's Hard to Make It in America -- How the United States Stopped Being the Land of Opportunity," 外交事务 (Foreign Affairs) , 2012 Nov/Dec, 2013年6月更新(http://www.foreignaffairs.com/articles/138368/lane-kenworthy/its-hard-to-make-it-in-america)。 中译:"难以实现的美国梦 —— 美国如何失去“机会之地”的美誉?" 2012年12月 ( http://www.aisixiang.com/data/59710.html) 。