<div dir="ltr">Ginsparg and Citron say in their PNAS study. They chalk up scientific plagiarism to "differences in academic infrastructure and mentoring, or incentives that emphasize quantity of publication over quality."<div><br><a href="http://news.sciencemag.org/scientific-community/2014/12/study-massive-preprint-archive-hints-geography-plagiarism">http://news.sciencemag.org/scientific-community/2014/12/study-massive-preprint-archive-hints-geography-plagiarism</a></div></div>