A (regression index) may include (indicator variables).Logical formLearned from2 sentences. A (regression index) may calculate a (price index).Logical formLearned from2 sentences. A difference can be between (sample regression indices).Logical formLearned from2 sentences. Indices can be from regressions.Logical formLearned from2 sentences. A price may be predicted by a (regression model).Logical formLearned from2 sentences. An exception may occur in least-squares regressions.Logical formLearned from2 sentences. Results can be from hedonic regressions.Logical formLearned from2 sentences. Hedonic regressions can be for (table cd players).Logical formLearned from2 sentences. A vintage may be included in hedonic regressions.Logical formLearned from2 sentences. A (regression specification) can be meaningful.Logical formLearned from2 sentences. Stability of (regression coefficients) can be a concern.Logical formLearned from2 sentences. Estimates can be from hedonic regressions.Logical formLearned from2 sentences. Persons may discuss issues of (regression specification) problems.Logical formLearned from2 sentences. Bls may explore a use of (regression methods).Logical formLearned from2 sentences. (Regression methods) can be for (quality adjustment).Logical formLearned from2 sentences.