Suppose the inflation rate target is "0" and the long run federal funds target is also "0." Calculate the federal funds rate if the current inflation rate is 5% and real output is 4.5% below trend output

Researchers have found a hybrid of corn that is cheaper to grow. This technological breakthrough

A) increases the demand for corn. B) decreases the supply of corn. C) increases the supply of corn. D) Both answers A and C are correct. E) Both answers A and B are correct.

The working-age population consists of all the people in the population

A) aged 16 and over. B) aged 16 to 65. C) aged 16 and over who are not in jail, hospital, or an institution or in the U.S. Armed Forces. D) aged 21 and over who are not in jail, hospital, or an institution or in the U.S. Armed Forces. E) who are employed plus the unemployed people.