If labour productivity in the cement industry is increasing as output of cement is expanded, then the amount of labour per unit of output produced must be? by Sunday | Aug 6 | Economics WAEC | 0 comments A. less than zero B. decreasing C. constant D. increasing Correct Answer: Option B – decreasing Users Also Read These:If an economy grows at an annual rate of 6% of which…Two long parallel wires X and Y carry currents 3A…One of Mendel’s experiments was repeated by crossing…A coil X is moved quickly away from the end Y of a…Productivity, per worker, is best measured by?