An index of stocks may gain some percent to some points.Logical formLearned from82 sentences. An (index finger) may pertain-to a left hand.Logical formLearned from82 sentences. An index may increase by some percent.Logical formLearned from81 sentences. A refractive index may pertain-to a medium.Logical formLearned from81 sentences. An index may pertain-to the world.Logical formLearned from81 sentences. (Producer energy prices) may make_up some percent of an index.Logical formLearned from81 sentences. A gain can be in an index.Logical formLearned from81 sentences. A (stock index) may soar some percent.Logical formLearned from81 sentences. A (composite index) may rise.Logical formLearned from81 sentences. An index may end flat.Logical formLearned from80 sentences. An index may drop by some percent.Logical formLearned from80 sentences. Some percent can be in an index.Logical formLearned from80 sentences. A national-association may pertain-to an index.Logical formLearned from80 sentences. A (nikkei-225 index) may close.Logical formLearned from80 sentences. An index may undergo a turnover.Logical formLearned from79 sentences.