A (productivity gain) may be revised.Logical formLearned from4 sentences. A (productivity gain) can be a percent.Logical formLearned from4 sentences. (Worker productivity) may decline in a quarter.Logical formLearned from4 sentences. Education may lead to productivity.Logical formLearned from4 sentences. Employers may gain productivity.Logical formLearned from4 sentences. Productivity can be a concern.Logical formLearned from4 sentences. Trade may drive productivity.Logical formLearned from4 sentences. (Productivity gains) can be positive.Logical formLearned from4 sentences. An electronic-mail can be for enhancing a productivity of (office workers).Logical formLearned from4 sentences. Workplaces may have productivity.Logical formLearned from4 sentences. (Manufacturing productivity) may rise some percent.Logical formLearned from4 sentences. A (productivity revolution) may be sparked by use of computers.Logical formLearned from4 sentences. Statistics may cast doubt on an existence of a (productivity revolution).Logical formLearned from4 sentences. An other side of (productivity gains) can be (unit labor costs).Logical formLearned from4 sentences. Some (productivity gains) may stem from a use of computers.Logical formLearned from4 sentences.