If currency outstanding equals $500 million, checkable deposits equal $2 billion, reserves equal $200 million, and the required reserve ratio is 0.10, the money multiplier equals

Unemployment is a ________ concept, measuring the ________

A) stock; number of people who are not working B) stock; number of people at a point in time who are not working but who are looking for work C) flow; number of people who are first entering the labor force D) flow; number of people who lost their jobs within the last week

A country produces only apples and bananas. Moving from point A to point B along its production possibilities frontier, 5 apples are gained and 4 bananas are forgone. What is the opportunity cost of an apple?

A) 4/5 of a banana B) 5/4 of a bananas C) 4 bananas D) 1 apple E) None of the above answers is correct.