like Apple s IPod. Assume that each country uses only labor to produce each good, and that Japa actly the same. Output per Hour of Work Cell Phones Digital Music Players Japan 6 N W United States missing opportunity costs in the table below and fill in the missing values. (Enter your responses rounded to one decimal place.) Opportunity Costs Cell Phones Digital Music Players Japan 0.5 0.25 United States 0.25 0.5