WAEC Economics 2020 Paper

Concept:Labor productivity refers to the amount of output produced per unit of labour input, usually measured per hour worked.Explanation:Labour input is measured in man-hours.Therefore, labor productivity is calculated as:$$\text{Labor productivity} = \frac{\text{Total output}}{\text{Total man-hours}}$$This gives output per man-hour.Other options like average output or total output do not consider the time factor.Answer:A. output per man-hour