When Poland and Ukraine introduced their political, social and economic system reforms at the beginning of the 1990s, both economies were at a similar level of economic development (GDP $9,500 per capita). However, in 2018, Ukrainian GDP per capita had remained at the same levels since 1991, while in Poland, it had increased significantly, to more than $27,000 per capita. This book assesses the reasons for the growing gap between the level of economic development in Ukraine and Poland. It examin...