Moller, Stephanie; Huber, Evelyne; Stephens, John D.; Bradley, David; Nielsen, François (2003). “Determinants of Relative Poverty in Advanced Capitalist Democracies”. American Sociological Review68 (1): 22–51. doi:10.2307/3088901. JSTOR3088901.
Kugler, Adriana D.. "The Effect of Job Security Regulations on Labor Market Flexibility: Evidence from the Colombian Labor Market Reform." In Law and Employment: Lessons from Latin America and the Caribbean. Edited by James J. Heckman, and Carmen Pages (eds). University of Chicago Press, 2004. Chicago Scholarship Online, 2013. doi:10.7208/chicago/9780226322858.003.0004.
“Income”. Better Life Index. OECD. September 28, 2019閲覧。 “In the United States, the average household net adjusted disposable income per capita is USD 45 284 a year, much higher than the OECD average of USD 33 604 and the highest figure in the OECD.”
"U.S. Economy - Basic Conditions & Resources". U.S. Diplomatic Mission to Germany. "The United States is said to have a mixed economy because privately owned businesses and government both play important roles." Retrieved October 24, 2011.
(4)Outline of the U.S. Economy – (2)How the U.S. Economy Works. U.S. Embassy Information Resource Center. "As a result, the American economy is perhaps better described as a 'mixed' economy, with the government playing an important role along with private enterprise. Although Americans often disagree about exactly where to draw the line between their beliefs in both free enterprise and government management, the mixed economy they have developed has been remarkably successful." Retrieved October 24, 2011.
