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    • Exposure to opposing views on social media can increase political polarization. 

      Bail, Christopher A; Argyle, Lisa P; Brown, Taylor W; Bumpus, John P; Chen, Haohan; Hunzaker, MB Fallin; Lee, Jaemin; ... (10 authors) (Proceedings of the National Academy of Sciences of the United States of America, 2018-09)
      There is mounting concern that social media sites contribute to political polarization by creating "echo chambers" that insulate people from opposing views about current events. We surveyed a large sample of Democrats and ...
    • FLAME: A Fast Large-scale Almost Matching Exactly Approach to Causal Inference 

      Roy, Sudeepa; Rudin, Cynthia; Volfovsky, Alexander; Wang, Tianyu (2017-08-01)
      A classical problem in causal inference is that of matching, where treatment units need to be matched to control units. Some of the main challenges in developing matching methods arise from the tension among (i) inclusion ...