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|Published on: Aug 6|Categories: Economics WAEC| 0 comments A. less than zero B. decreasing C. constant D. increasing Correct Answer: Option B – decreasing Users Also Read These:What is the unit price of the firm's output?When 20 units of output is produced; TC will be?The most important requirement for increasing…The unit for measuring changes in prices and output…If an economy grows at an annual rate of 6% of which…SEE ALSO To the economist a stock of goods existing at a a particular time and conforming to certain requirements such as having utility, money value and being limited in supply, is known as?