We show that the invariant method (Pinski and Narin, 1976), recently axiomatised by Palacios-Huerta and Volij (2004), and used to quality-rank academic journals is subject to manipulation: a journal can boost its performance by making additional citations to other journals.

The quality of publications, approximated by the containing journal's quality indicator, is often the basis for hire and promotion in academic and research positions. Over the years a handful of ranking methods have been proposed. Discussing the most prominent methods we show that they are...

To take development and budgeting decisions for research activi- ties the officials in charge need to constantly evaluate and assess the quality of research. Over the years a handful of scoring methods for academic journals have been proposed. Discussing the most prominent methods (de facto...