The Impact of the Shadow Sector on the Main Indicators of the Economic Situation in the Region Oleg Lipov The Impact of the Shadow Sector on the Main Indicators of the Economic Situation in the Region // Russian Journal of Entrepreneurship. — 2010. — № 12-1 (173). — p. 131-136. — URL: http://bgscience.ru/com/lib/2517 Read more ›