“…Correction of development imbalances between countries and regions is one of the long-term objectives directly expressed in the EU Cohesion Policy, with a number of support instruments designed to combat inequality, disproportions in socioeconomic development, depopulation, and land degradation (Gawlikowska-Hueckel & Szlachta, 2014). Disproportions in regional development are a subject of analytical evaluations in many economic models, including the growth pole model (Perroux, 1978), the core and periphery model, and the polarization theory of Hirschman and Myrdal (Churski, 2011), with focus placed on explanation of reasons behind the observed disproportions in development, and with emphasis on the fact that short-term effects of free market forces may serve to intensify such processes and stimulate the formation of regional disproportions. At the same time, each of the above theories is founded on the assumption of the cyclic nature of the development processes resulting from Monitoring of the above correspondences is designed to ensure regional coherence.…”