1. Determinants of the marginal productivity of labor include all the following except:

a. experience

b. talent

c. location

d. education

2. Social security is a pure transfer program because:

a. the government transfers funds from mmiddle income workers to welfare recipients

b. it transfers funds from current workers to the poor

c. current payroll taxes are used to pay the eligible retirees

d. the government subsidizes the medical bill of the poor

3. When poverty is defined by an absolute real income level, what will happen to the poverty rate if income per capita in the country continues to grow?

a. the poverty rate will never change

b. the poverty rate will increase foever

c. the poverty rate will increase and then derease

d. the poverty rate will eventually be zero

4. the percentage of total national income spent on healthcare in the US has:

a. remained the same over the last few years

b. declined rapidly since 1965

c. risen steadily since 1965

d. remained below the level of inflation

5. In the Kyoto Protocol participating nations agreed to:

a. buy greenhouse gas emission permits from developing nations

b. eliminate all emissions of greenhouse gasses by 2020

c. trade carbon dioxide permits

d. reduce their overall emissions of greenhouse gasses between 1997 and 2020 to as muh as 20% below 1990 levels