In an economy without government or trade, it must be true that:

Which of the following is a microeconomic question?

A) Should Congress and the president take action to reduce the unemployment rate? B) Why do some countries have higher economic growth rates than other countries? C) Should companies pay for employees' health insurance? D) Should the Fed attempt to influence the interest rate to control potential inflation?

Compared to the previous three decades, after 1982 recessions have been ________ and expansions have been ________

A) longer, longer B) shorter, shorter C) longer, shorter D) shorter, longer