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Progress in Economic Sciences > 2018 > 5 > 95-109
Studia Regionalne i Lokalne > 2014 > 2(56) > 5-27
Gospodarka Narodowa. The Polish Journal of Economics > 2013 > 265 > 7-8 > 87-112
Progress in Economic Sciences > 2018 > 5 > 95-109
Studia Regionalne i Lokalne > 2014 > 2(56) > 5-27
Gospodarka Narodowa. The Polish Journal of Economics > 2013 > 265 > 7-8 > 87-112