The demand for high quality of government is currently a necessary part of modern democracies and economies. It is assumed that the quality of governance affects not only economic growth but also number of other factors. There are many different approaches to defining quality of government. The research conducted by The World Bank and The Quality of Government Institute, University of Gothenburg, are recently probably most important. Using the European Quality of Government Index and correlation and regression analysis tools, the authors of this article tests the relationship of a dependency between the quality of management and selected economic and social indicators.