I'm dealing with "internal economies of scale". We are considering monopolistic competition as an example. We assumed that firms are symmetric: they face the same demand function and have the same cost function. Why do firms falling in this situation, have different marginal cost functions? Why is it true that some are well performing and some are not?

Trey morgan is an employee who is paid monthly. for the month of january of the current year, he earned a total of $4,538. the fica tax for social security is 6.2% of the first $118,500 earned each calendar year, and the fica tax rate for medicare is 1.45% of all earnings for both the employee and the employer. the amount of federal income tax withheld from his earnings was $680.70. his net pay for the month is .

Amarginally attached worker is a person who is not happy with his or her job. someone who works part-time more than 25 hours per week but wants full-time work. someone who does not have a job but is available and willing to work and has made specific but unsuccessful efforts to find a job during the past 4 weeks. someone who does not have a job but is available and willing to work but has not made specific efforts to find a job during the past 4 weeks. another name for an unemployed worker.

Consider the following potential events that might have occurred to global on december​ 30, 2016. for each​ one, indicate which line items in​ global's balance sheet would be affected and by how much. also indicate the change to​ global's book value of equity. a. global used $ 19.8$19.8 million of its available cash to repay $ 19.8$19.8 million of its​ long-term debt. b. a warehouse fire destroyed $ 4.9$4.9 million worth of uninsured inventory. c. global used $ 4.6$4.6 million in cash and $ 5.1$5.1 million in new​ long-term debt to purchase a $ 9.7$9.7 million building. d. a large customer owing $ 3.2$3.2 million for products it already received declared​ bankruptcy, leaving no possibility that global would ever receive payment. e. ​global's engineers discover a new manufacturing process that will cut the cost of its flagship product by more than 48 %48%. f. a key competitor announces a radical new pricing policy that will drastically undercut​ global's prices.