Roberto decides to take a first-aid class at the local red cross. the cost of the class is $20. he will pay an additional $5 for transportation to and from the class. in order to attend the class, roberto will lose three hours at his job, where he earns $8 per hour. what is roberto's opportunity cost for taking the first-aid class?

Suppose that the u.s. dollars-mexican pesos exchange rate is fixed by the u.s. and mexican governments. assume also that labor is mobile between the united states and mexico due to low transportation costs.which of the following situations is likely to happen as a result of a simultaneous increase in the demand for u.s. goods and decrease in the demand for mexican goods? (pick mexican unemployment rate increases, and the country undergoes bad economic times for a sustained u.s. unemployment rate increases, and the country undergoes bad economic times for a sustained mexican unemployment rate rises at first, but it soon drops as unemployed mexicans move to the united states for mexican unemployment rate rises at first, but then it drops as mexican pesos depreciate against u.s. dollars.

If the reserve requirement is 10 percent, what amount of excess reserves does a bank acquire when a business deposits a $500 check drawn on another bank?

In june, one of the processinthe assembly department started the month with 25,000 units in its beginning work in process inventory. an additional 310,000 units were transferred in from the prior department during the month to begin processing in the assembly department. there were 30,000 units completed and transferred to the next processing department during the month. how many units the assembly department started the month with 25,000 units in its beginning work in process inventory. an additional 310,000 units were transferred in from the prior department during the month to begin processing in the assembly department. there were 30,000 units completed and transferred to the next processing department during the month. how many units were in its ending work in process inventory