On the long flight back from South Korea, Mike had plenty of time to reflect upon the challenges of his business trip that took him all around Asia. His goal to sell his company's state-of-the-art bicycle pump to several foreign firms certainly could have gone better. Although none of the companies he visited turned him down, only one agreed to place an order. Representatives from one Indonesian firm and two Chinese firms asked him when he planned to come again! As Mike reviewed his memories and notes, he wondered, "Didn't they realize the expense of these international trips?" Mike is experiencing Group of answer choices

What is the relationship between marginal external cost, marginal social cost, and marginal private cost? a. marginal social cost equals marginal private cost plus marginal external cost. b. marginal private cost plus marginal social cost equals marginal external cost. c. marginal social cost plus marginal external cost equals marginal private cost. d. marginal external cost equals marginal private cost minus marginal social cost. marginal external cost a. is expressed in dollars, so it is not an opportunity cost b. is an opportunity cost borne by someone other than the producer c. is equal to two times the marginal private cost d. is a convenient economics concept that is not real

What two things do you consider when evaluating the time value of money

You own a nonunion company with 93 nonexempt employees. all of these employ- ees pack books into boxes for shipment to customers throughout the united states. because of wide differences in performance, you have decided to try performance appraisal, something never done before. until now, you have given every worker the same size increase. now you want to measure performance and reward the best performers with bigger increases. without any further information, which of the five types of appraisal formats do you think would be most appropriate? justify your answer. do you anticipate any complaints, or other comments, from employees after you implement your new system?