About this article
Published Online: Mar 21, 2018
Page range: 1 - 3
DOI: https://doi.org/10.1515/ceej-2017-0013
Keywords
© 2017 L. Wincenciak
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Wincenciak, Leszek
University of Warsaw, Faculty of Economic SciencesWarsaw, Poland