Vol. 8 No. 4 (2013)
Published:
31-12-2013
Creative Commons (CC BY 4.0)
The journal offers access to the contents in the open access system on the principles of non-exclusive license Creative Commons (CC BY 4.0).
p-ISSN 1689-765X; e-ISSN 2353-3293; DOI: 10.24136
© Copyright Instytut Badań Gospodarczych / Institute of Economic Research (Poland)