Paying for Open Access does not increase your paper's impact, but self-archiving in a repository does | MarXiv
peter.suber's bookmarks 2018-10-08
"Numerous studies have found that Open Access papers are cited significantly more than the global average. Across all scientific disciplines, the average citation increase is 30%. If that's not a compelling enough reason to make your research Open Access, I don't know what is!
According to a new report from the Organisation for Economic Co-operation and Development (OECD), the citation impact driven by publishing your research Open Access* is caused by papers that are Green Open Access — where the author "self-archives" their work in a central repository, commonly an institutional archive or a public, discipline-specific repository like MarXiv. The effect is largely not caused by papers that are Gold Open Access, where the paper is available for free directly from the publisher. Why might this be the case? Let's start by getting our terminology straight, first...."