Accepted Manuscript Monopolistic competition, price discrimination and welfare Youping Li, Jie Shuai PII: S0165-1765(18)30386-0 DOI: https://doi.org/10.1016/j.econlet.2018.09.008 Reference: ECOLET 8202 To appear in: Economics Letters Received date : 30 May 2018 Revised date : 12 September 2018 Accepted date : 12 September 2018 Please cite this article as: Li Y., Shuai J., Monopolistic competition, price discrimination and welfare. Economics Letters (2018), https://doi.org/10.1016/j.econlet.2018.09.008 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.