????? ???? ????? ???? ?? ??? ?? ???? ?? ???. ^benchmark indices ?? ?? ????? ???? ???? ????? ? ?????? ?? ?????? ????? ?? ????? ??these changes.certain ???? ?? ?????? ????, ?? ???? ?? several others ???? ???? were observed. The cause of these changes ???? ?????? ???? ??? ????? ??? ?? ?? macroeconomic factors ????? currency exchange rate, interest