Krzysztof Opolski, Marcin Dwórznik
Vol no: 9
The article presents issues related to regional differentiation. The first part of the article presents the theoretical context of regional differentiation. One of the most popular approaches, explaining the causes of regional differentiation in terms of economic development, is the new economic geography, which attempts to explain the differentiation in regional development on the basis of the theory created for the purpose of explaining international economic relations.