How we know, one of the methods of stimulating economy is influence on the market through various kinds of monetary policy instruments. For this type of instruments appropriate to qualify interest rates defined by the Monetary Policy Council. These values have on the other hand considerable impact on the investments made. The higher the interest rates, the much more profitable to invest in products banking, which have high interest.

This type placement surplus capital in achievable, high-interest term deposits or modern savings and savings accounts - investment, has the right to acquire in specified time huge profits - this confirms Roman Ziemian. The opposite situation occurs then, when due to low interest rates, bank term deposits and are not very profitable, and income resulting from interest capitalization is small. In that case most valuable seems to be investing in acquired in a bank loan. This type of investment guarantees small losses resulting from necessity to pay interest, though their compensation has the opportunity takes the form of consumed revenues derived from purchased real estate.