What are the two most important cost considerations in queuing problems?

a. cost of line management and cost of marketing
b. cost of providing service and cost of marketing
c. cost of lost time waiting and cost of marketing
d. cost of providing service and cost of waiting time

Suppose either computers or televisions can be assembled with the following labor inputs: units produced 1 2 3 4 5 6 7 8 9 10 total labor used 3 7 12 18 25 33 42 54 70 90 (a) draw the production possibilities curve for an economy with 54 units of labor. label it p54. (b) what is the opportunity cost of the eighth computer? (c) suppose immigration brings in 36 more workers. redraw the production possibilities curve to reflect this added labor. label the new curve p90.