?? ?????? ??? ????? ???????? ??? ????, ?? ??????? ????????? ????????, ???? ??? ?????? ??? ?????????.ProShares carries on to innovate with products which deliver strategic and tactical opportunities for traders to manage hazard and enrich returns.??? ????, ?? ???????? ??? "???????? ??????" ?????? ?? ??? ???????? ?????????.? ????????? ??? ???????? ??