1. Schickler E. &Caughey D.(2010). Public opinion organized labor and the limits of new deal liberalism 1936–1945.Paper prepared for the annual meeting of the American Political Science Association September 2–5 2010 Washington D.C. Retrieved April 24 2021 fromhttps://papers.ssrn.com/sol3/papers.cfm?abstract_id=1668993.
2. Kaiser Family Foundation. (2021 June 3).KFF health tracking poll: The public's views on the ACA. Retrieved June 20 2021 fromhttps://www.kff.org/interactive/kff-health-tracking-poll-the-publics-views-on-the-aca/#?response=Favorable--Unfavorable&aRange=all.
3. Pew Research Center. (2014 May 4).Midterm election indicators daunting for Democrats. Retrieved April 24 2021 fromhttps://www.pewresearch.org/politics/2014/05/05/midterm-election-indicators-daunting-for-democrats.
4. Halloran L.(2010 November 3). Obama humbled by election “shellacking.”NPR. Retrieved April 24 2021 fromhttps://www.npr.org/templates/story/story.php?storyId=131046118.
5. Hamel L. Kirzinger A. Munana C. et al. (2020 December 18). 5 charts about public opinion on the Affordable Care Act and the Supreme Court.Kaiser Family Foundation. Retrieved April 24 2021 fromhttps://www.kff.org/health-reform/poll-finding/5-charts-about-public-opinion-on-the-affordable-care-act-and-the-supreme-court.