1. Anselman, C., Krämer, H.M.: Income inequality and top incomes: some recent empirical developments with a focus on Germany. Int. Rev. Appl. Econ. 29(6), 770–786 (2015)
2. Alvaredo, F., Atkinson, A.B., Piketty, T., Saez, E., Zucman, G.: The World Top Incomes Database. http://g-mond.parisschoolofeconomics.eu/topincomes . Accessed 7th of March (2016)
3. Banerjee, A, Carrion-i-Silvestre, J.: Cointegration in panel data with breaks and cross-section dependence. University of Birmingham Department of Economics discussion paper no. 11–25 (2011)
4. Bolt, J., van Zanden, J.L.: The Maddison project: collaborative research on historical national accounts. Econ. Hist. Rev. 67(3), 627–651 (2014)
5. Bordo, M.D., Meissner, C.M.: Does inequality lead to a financial crisis?. J. Int. Money Finance 31, 2147–2161 (2012)