Suppose that in Mexico, it takes four labor hours to produce one shirt and 12 labor hours to produce one computer. Suppose that in the United States, it takes four labor hours to produce one shirt and three labor hours to produce one computer. If both countries have 60 labor hours available, completely specialize according to comparative advantage, and trade 7.5 shirts for 7.5 computers, which of the following gives total consumption in the United States after trade? a. 15 shirts and 20 computers

b. 7.5 shirts and 10 computers

c. 7.5 shirts and 12.5 computers

d. 7.5 shirts and 7.5 computers

Suppose that a worker in agland can produce either 10 units of organic grain or 2 units of incense per year, and a worker in zenland can produce either 5 units of organic grain or 15 units of incense per year. there are 20 workers in agland and 10 workers in zenland. currently the two countries do not trade. agland produces and consumes 100 units of grain and 20 units of incense per year. zenland produces and consumes 50 units of grain and no incense per year. if each country made the decision to specialize in producing the good in which it has a comparative advantage, then the combined yearly output of the two countries would increase by a. 30 units of grain and 100 units of incense. b. 30 units of grain and 150 units of incense. c. 50 units of grain and 90 units of incense. d. 50 units of grain and 130 units of ince

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

The cost of direct labor used in production is recorded as a? a. credit to work-in-process inventory account. b. credit to wages payable. c. credit to manufacturing overhead account. d. credit to wages expense.