Oligopolies produce more when they collude then when they do not

If Canada has a comparative advantage relative to Mexico in the production of timber, then

A) the opportunity cost of production for timber is lower in Canada than in Mexico. B) the explicit cost of production for timber is lower in Canada than in Mexico. C) the implicit costs of production for timber are higher in Canada than in Mexico. D) the average cost of production for timber is lower in Canada than in Mexico.

If the current price level is lower than the equilibrium price level, then it must be true that total planned

A) government spending is less than total planned tax revenues. B) government spending exceeds total planned tax revenues. C) real expenditures are less than total planned production. D) real expenditures exceed total planned production.