This course is an introduction to Economics, fundamentals of micro- and macroeconomics. The main issues are: economic principles, demand and supply, markets, competition, entrepreneurships, economic analysis. The course provides possibilities to understand essential principles of economic growth, market equilibrium, monetary regulation and policy. It helps to build the base for study tax system and taxation, investment processes and mergers and acquisitions.The course is premaster level, aimed to help future master students (especially for students with non-economical Bachelor degree) to receive needed knowledge in the area of Economics.