Guyot, Alice, Stefan Berwing, and Maria Lauxen-Ulbrich. “Income Differentials on Regional Labour Markets in Southwest Germany”. Panoeconomicus 56, no. 3 (October 10, 2009): 379–396. Accessed November 13, 2024. http://mail.panoeconomicus.org/index.php/jorunal/article/view/225.