21 When comparing GDP of different countries, which is the best measure to use

A real GDP

B nominal GDP

C real GDP per capita

D nominal GDP per capita

22. What solution could the government provide to help end a recession?*

A decrease personal taxes

B leave taxes unchanged

C leave government spending unchanged

D decrease government spending

23. Choose the best example of discretionary spending.*

A paying back borrowed money

B military

C social security

D sales tax

24. A truck driver makes his living on roads and highways which are public goods. He buys more fuel and tires than the average citizen. Fuel and tires have an extra tax attached to them that goes to pay for repairing and building roads. These taxes are levied based on which principle of taxation?*

A the ability to pay principle of taxation.

B the benefits-received principle of taxation.

C the allocative principle of taxation.

D the discretionary principle of taxation.