2009Musa has a choice of buying a shirt, a book and a bag. What is the opportunity cost of buying a book?See more
2009If the price of an item changes by 8% and quantity supplied changes from 600 units to 660 units, the price elasticity of supply isSee more
2009Which of the following can be deduced from the law of variable proportions when total output is rising?See more
2009In the long run, one of the characteristics of monopolistic competitive firms is that theySee more
2009In developing countries, it is easier to obtain accurate national income estimates through theSee more