Q. If he buys expensive machinery also then he can hire fewer drivers to deliver the same output. Over the course of this month, he has to deliver to 50 spots. To do this job, he has hiring a driver costs $10. Each machine costs $100. Which method..
Q. A industry's marginal revenue is $133 also its marginal cost is $90. Illustrate what amount of profit does the industry fail to pick up by refusing to increase output by one unit?