Opinion Mining using Econometrics: A Case Study on Reputation Systems Anindya Ghose author Panagiotis Ipeirotis author Arun Sundararajan author 2007-06 text Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics Annie Zaenen editor Antal van den Bosch editor Association for Computational Linguistics Prague, Czech Republic conference publication ghose-etal-2007-opinion https://aclanthology.org/P07-1053/ 2007-06 416 423