Which of the following transactions does not take place in a market for a factor of production? select one:
a. karl provides plumbing services for a plumbing company and receives an hourly wage from the company for his services.
b. juanita works as a marriage counselor and her clients pay her on a per-hour basis for her services.
c. trish owns several shopping malls and receives rent payments from the companies that operate those malls.
d. ben sells advertising for a newspaper and receives a commission from the newspaper company for each advertisement that he sells.

Needs to schedule the staffing of the center. it is open from 8am until midnight. larry has monitored the usage of the center at various times of the day and determined that the following number of computer consultants are required: time of dayminimum number of consultants required to be on duty8 am-noon4noon-4 pm84pm-8pm108pm-midnight6 two types of computer consultants can be hired: full-time and part-time. the full- time consultants work for eight consecutive hours in any of the shifts: morning (8am- 4pm), afternoon (noon-8pm) and evening (4pm-midnight). full-time consultants are paid $14 per hour. part-time consultants can be hired to work any of the four shifts listed in the table. part-time consultants are paid $12 per hour. an additional requirement is that during every time period, there must be at least two full-time consultants on duty for every part-time consultant on duty. larry would like to determine how many full-time and part-time consultants should work each shift to meet the above requirements at the minimum possible cost. formulate this as an lp problem. you must define your variables clearly

According to management education expert ashok rao, companies can increase their profitability by through careful inventory management. a. 5% to 10% b. 10% to 25% c. 20% to 50% d. 75%

Lead time for one of your fastest-moving products is 20 days. demand during this period averages 90 units per day.a) what would be an appropriate reorder point? ) how does your answer change if demand during lead time doubles? ) how does your answer change if demand during lead time drops in half?