1. Brenan, M. (2020), “Support for Legal Marijuana Inches up to New High of 68%,” Gallup, https://news.gallup.com/poll/323582/support-legal-marijuana-inches-new-high.aspx
2. Cohn, N. (1998), “What the Polls Got Right This Year, and Where They Went Wrong,” New York Times. Available at https://www.nytimes.com/2018/11/21/upshot/polls-2018-midterms-accuracy.html
3. Cox, D. (2020), “Could Social Alienation Among Some Trump Supporters Help Explain Why Polls Underestimated Trump Again?” Available at https://fivethirtyeight.com/features/could-social-alienation-among-some-trump-supporters-help-explain-why-polls-underestimated-trump-again/
4. Predicting State Presidential Election Results Using National Tracking Polls and Multilevel Regression with Poststratification (MRP)