STM response to Proceedings of the National Academy of Sciences of the United States of America (PNAS) « Evaluating big deal journal bundles » (.pdf)

« A recent article in PNAS [consulter l’article LaLIST] suggests that commercial publishers deliver less value than not-for-profit publishers on the basis of a price-per-citation analysis. While price-per-citation is one metric from which value can be assessed, readers should be cautioned against drawing conclusions from this data. The primary problem with relying on citation analyses is that different fields of study have widely variable citation behaviors (…) »