The manager of the manufacturing unit of a company is responsible for the costs of the manufacturing unit. The president is in the process of deciding whether to evaluate the manager of the manufacturing unit by the average cost per unit or the variable cost per unit. Quality and timely delivery would be used in conjunction with the cost measure to reward the manager. a. What problems are associated with using the average cost per unit as a performance measure?
b. What problems are associated with using the variable cost per unit as a performance measure?

When an interest-bearing note comes due and is uncollectible, the journal entry includes debiting

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis. b)reject the null hypothesis and conclude the mean is higher than $6,000 per day. c)reject the null hypothesis and conclude the mean is lower than $6,000 per day. d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day. expert answer

Which of the following statements is (are) true? i. free entry to a perfectly competitive industry results in the industry's firms earning zero economic profit in the long run, except for the most efficient producers, who may earn economic rent. ii. in a perfectly competitive market, long-run equilibrium is characterized by lmc < p < latc. iii. if a competitive industry is in long-run equilibrium, a decrease in demand causes firms to earn negative profit because the market price will fall below average total cost.