A simple, Similarly-weighted normal return of all Zacks Rank stocks is calculated to find out the regular return. The regular returns are then compounded to arrive on the annual return. Only Zacks Rank stocks included in Zacks hypothetical portfolios at the beginning of every month are included in the return https://www.social-bookmarking.org/cs/efektivni-chlazeni-prumyslovych-hal-prehled-vrf-systemu-a-chilleru