A yield can be to maturity of an index.Logical formLearned from22 sentences. Maturity may pertain-to an index.Logical formLearned from22 sentences. An index may soar some percent to some points.Logical formLearned from22 sentences. An index may close at a record.Logical formLearned from22 sentences. A (point gain) may pertain-to an index.Logical formLearned from22 sentences. An index can be at a high.Logical formLearned from22 sentences. An index of shares may lose some percent to some points.Logical formLearned from22 sentences. An index may close_down some points.Logical formLearned from22 sentences. (Stock indexes) may open.Logical formLearned from22 sentences. An index may touch some points.Logical formLearned from22 sentences. Changes can be to an index.Logical formLearned from22 sentences. A (consumer price index) may fall to some percent.Logical formLearned from22 sentences. An index may pertain-to a (research firm).Logical formLearned from22 sentences. A (consumer confidence index) may be compiled from a survey of some households.Logical formLearned from22 sentences. Economic activity may undergo a (leading index).Logical formLearned from22 sentences.