Factors may affect a (job site productivity) of a (dump truck).Logical formLearned from3 sentences. Bearing can be on (labor productivity).Logical formLearned from3 sentences. Accessibility may reduce a (labor productivity index).Logical formLearned from3 sentences. (Productivity indices) may include parameters.Logical formLearned from3 sentences. (Productivity indices) may be compiled from statistical data.Logical formLearned from3 sentences. (Labor productivity) can be a measure of effectiveness of an (operating system).Logical formLearned from3 sentences. (Construction industry productivity) can be important as a measure of national economy.Logical formLearned from3 sentences. (Labor productivity) may indicate efficiency of labor.Logical formLearned from3 sentences. (Labor productivity) can be a measure.Logical formLearned from3 sentences. Pilots may increase a productivity of (border agencies).Logical formLearned from3 sentences. A productivity may pertain-to a thinking.Logical formLearned from3 sentences. (Productivity gains) may depend upon technical change.Logical formLearned from3 sentences. A productivity may pertain-to inputs.Logical formLearned from3 sentences. Constraints can be to productivity.Logical formLearned from3 sentences. A productivity may pertain-to a lake.Logical formLearned from3 sentences.