Shalizi, C., & Thomas, A. (2011). <a href=”Shalizi, C., & Thomas, A. (2011). Homophily and Contagion Are Generically Confounded in Observational Social Network Studies Sociological Methods & Research, 40 (2), 211-239 DOI: 10.1177/0049124111404820“>Homophily and Contagion Are Generically Confounded in Observational Social Network Studies Sociological Methods & Research, 40 (2), 211-239 DOI: 10.1177/0049124111404820
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Cosma Rohilla Shalizi Carnegie Mellon University, Pittsburgh, PA, USA, cshalizi@stat.cmu.edu