UMIŃSKI, Paweł. The Importance of the Financial Sector and Its Impact on Economic System in the United States in Years 1970–2010. Equilibrium. Equilibrium. Quarterly Journal of Economics and Economic Policy. Online. 20 June 2011. Vol. 6, no. 3, pp. 59-70. [Accessed 27 March 2026]. DOI 10.12775/EQUIL2011.020.