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+@inproceedings{hannak2013measuring,
+  title={Measuring personalization of web search},
+  author={Hannak, Aniko and Sapiezynski, Piotr and Molavi Kakhki, Arash and Krishnamurthy, Balachander and Lazer, David and Mislove, Alan and Wilson, Christo},
+  booktitle={Proceedings of the 22nd international conference on World Wide Web},
+  pages={527--538},
+  year={2013},
+  organization={International World Wide Web Conferences Steering Committee}
+}
+
+
+@incollection{cremonesi2013user,
+  title={User-centric vs. System-centric Evaluation of Recommender Systems},
+  author={Cremonesi, Paolo and Garzotto, Franca and Turrin, Roberto},
+  booktitle={Human-Computer Interaction--INTERACT 2013},
+  pages={334--351},
+  year={2013},
+  publisher={Springer}
+}
+
+
+@article{teevan2010potential,
+  title={Potential for personalization},
+  author={Teevan, Jaime and Dumais, Susan T and Horvitz, Eric},
+  journal={ACM Transactions on Computer-Human Interaction (TOCHI)},
+  volume={17},
+  number={1},
+  pages={4},
+  year={2010},
+  publisher={ACM}
+}
+
+
+@inproceedings{nguyen2014exploring,
+  title={Exploring the filter bubble: the effect of using recommender systems on content diversity},
+  author={Nguyen, Tien T and Hui, Pik-Mai and Harper, F Maxwell and Terveen, Loren and Konstan, Joseph A},
+  booktitle={Proceedings of the 23rd international conference on World wide web},
+  pages={677--686},
+  year={2014},
+  organization={ACM}
+}
+
+
+
+@inproceedings{pu2011user,
+  title={A user-centric evaluation framework for recommender systems},
+  author={Pu, Pearl and Chen, Li and Hu, Rong},
+  booktitle={Proceedings of the fifth ACM conference on Recommender systems},
+  pages={157--164},
+  year={2011},
+  organization={ACM}
+}
+
+@article{senecal2004influence,
+  title={The influence of online product recommendations on consumers’ online choices},
+  author={Senecal, Sylvain and Nantel, Jacques},
+  journal={Journal of retailing},
+  volume={80},
+  number={2},
+  pages={159--169},
+  year={2004},
+  publisher={Elsevier}
+}
+@inproceedings{mcnee2006being,
+  title={Being accurate is not enough: how accuracy metrics have hurt recommender systems},
+  author={McNee, Sean M and Riedl, John and Konstan, Joseph A},
+  booktitle={CHI'06 extended abstracts on Human factors in computing systems},
+  pages={1097--1101},
+  year={2006},
+  organization={ACM}
+}
+
+@article{xiao2007commerce,
+  title={E-commerce product recommendation agents: Use, characteristics, and impact},
+  author={Xiao, Bo and Benbasat, Izak},
+  journal={Mis Quarterly},
+  volume={31},
+  number={1},
+  pages={137--209},
+  year={2007},
+  publisher={Society for Information Management and The Management Information Systems Research Center}
+}
+
+@inproceedings{yi2014dwell,
+ title={Beyond Clicks: Dwell Time for Personalization},
+ author={Yi, X. and Hong, L. and Zhong, E. and Liu, N. and Rajan, S.},
+ booktitle={RecSys'14},
+ year={2014},
+}
+
+@article{van2005global,
+  title={Global village or cyber-balkans? Modeling and measuring the integration of electronic communities},
+  author={Van Alstyne, Marshall and Brynjolfsson, Erik},
+  journal={Management Science},
+  volume={51},
+  number={6},
+  pages={851--868},
+  year={2005},
+  publisher={INFORMS}
+}
+
+
+@book{pariser2011filter,
+  title={The filter bubble: What the Internet is hiding from you},
+  author={Pariser, Eli},
+  year={2011},
+  publisher={Penguin UK}
+}
+
+@article{flaxman2016filter,
+  title={Filter bubbles, echo chambers, and online news consumption},
+  author={Flaxman, Seth and Goel, Sharad and Rao, Justin M},
+  journal={Public Opinion Quarterly},
+  volume={80},
+  number={S1},
+  pages={298--320},
+  year={2016},
+  publisher={Oxford University Press}
+}
+
+
+@article{garrett2009echo,
+  title={Echo chambers online?: Politically motivated selective exposure among Internet news users},
+  author={Garrett, R Kelly},
+  journal={Journal of Computer-Mediated Communication},
+  volume={14},
+  number={2},
+  pages={265--285},
+  year={2009},
+  publisher={Wiley Online Library}
+}
+
+
+@article{iyengar2009red,
+  title={Red media, blue media: Evidence of ideological selectivity in media use},
+  author={Iyengar, Shanto and Hahn, Kyu S},
+  journal={Journal of Communication},
+  volume={59},
+  number={1},
+  pages={19--39},
+  year={2009},
+  publisher={Wiley Online Library}
+}
+
+
+@inproceedings{munson2010presenting,
+  title={Presenting diverse political opinions: how and how much},
+  author={Munson, Sean A and Resnick, Paul},
+  booktitle={Proceedings of the SIGCHI conference on human factors in computing systems},
+  pages={1457--1466},
+  year={2010},
+  organization={ACM}
+}
+
+
+@inproceedings{agichtein2006improving,
+  title={Improving web search ranking by incorporating user behavior information},
+  author={Agichtein, Eugene and Brill, Eric and Dumais, Susan},
+  booktitle={Proceedings of the 29th annual international ACM SIGIR conference on Research and development in information retrieval},
+  pages={19--26},
+  year={2006},
+  organization={ACM}
+}
+
+
+@inproceedings{das2007google,
+  title={Google news personalization: scalable online collaborative filtering},
+  author={Das, Abhinandan S and Datar, Mayur and Garg, Ashutosh and Rajaram, Shyam},
+  booktitle={Proceedings of the 16th international conference on World Wide Web},
+  pages={271--280},
+  year={2007},
+  organization={ACM}
+}
+
+
+@book{pariser2011filter,
+  title={The filter bubble: What the Internet is hiding from you},
+  author={Pariser, Eli},
+  year={2011},
+  publisher={Penguin UK}
+}
+
+
+@article{baron1994electoral,
+  title={Electoral competition with informed and uninformed voters},
+  author={Baron, David P},
+  journal={American Political Science Review},
+  volume={88},
+  number={1},
+  pages={33--47},
+  year={1994},
+  publisher={Cambridge University Press}
+}
+
+
+@article{lassen2005effect,
+  title={The effect of information on voter turnout: Evidence from a natural experiment},
+  author={Lassen, David Dreyer},
+  journal={American Journal of political science},
+  volume={49},
+  number={1},
+  pages={103--118},
+  year={2005},
+  publisher={Wiley Online Library}
+}
+
+
+@inproceedings{obendorf2007web,
+  title={Web page revisitation revisited: implications of a long-term click-stream study of browser usage},
+  author={Obendorf, Hartmut and Weinreich, Harald and Herder, Eelco and Mayer, Matthias},
+  booktitle={Proceedings of the SIGCHI conference on Human factors in computing systems},
+  pages={597--606},
+  year={2007},
+  organization={ACM}
+}
+
+
+@inproceedings{goel2012does,
+  title={Who Does What on the Web: A Large-Scale Study of Browsing Behavior.},
+  author={Goel, Sharad and Hofman, Jake M and Sirer, M Irmak},
+  booktitle={ICWSM},
+  year={2012}
+}
+
+@article{messing2014selective,
+  title={Selective exposure in the age of social media: Endorsements trump partisan source affiliation when selecting news online},
+  author={Messing, Solomon and Westwood, Sean J},
+  journal={Communication Research},
+  volume={41},
+  number={8},
+  pages={1042--1063},
+  year={2014},
+  publisher={Sage Publications Sage CA: Los Angeles, CA}
+}
+
+
+@article{goel2010real,
+  title={Real and perceived attitude agreement in social networks.},
+  author={Goel, Sharad and Mason, Winter and Watts, Duncan J},
+  journal={Journal of personality and social psychology},
+  volume={99},
+  number={4},
+  pages={611},
+  year={2010},
+  publisher={American Psychological Association}
+}
+
+
+@article{hosanagar2013will,
+  title={Will the global village fracture into tribes? Recommender systems and their effects on consumer fragmentation},
+  author={Hosanagar, Kartik and Fleder, Daniel and Lee, Dokyun and Buja, Andreas},
+  journal={Management Science},
+  volume={60},
+  number={4},
+  pages={805--823},
+  year={2013},
+  publisher={INFORMS}
+}
+
+
+