JEL Classification: 031; 032; 039. DOI: https://doi.org/10.31521/modecon.V11(2018)-26 Cherkashyna T., PhD (Economics), Associate Professor, Department of Economic theory, Statistics and Forecast, Simon Kuznets Kharkiv National University of Economics, Kharkiv, Ukraine ORCID ID: 0000-0003-3675-0391 e-mail: t.cherkashina@hotmail.com Lisna I., PhD (Economics), Associate Professor Department of Economic Theory, Statistics and Forecast, Simon Kuznets Kharkiv National University of Economics, Kharkiv, Ukraine ORCIDRead more