If the interest rate increases, the money demand curve

Friedman and Schwarz argue that money is not neutral because

A) theoretical models of the economy don't show monetary neutrality. B) money is a leading, procyclical variable. C) they found several historical incidents in which changes in the money supply were not responses to macroeconomic conditions, and output moved in the same direction as money. D) they found no evidence that productivity changes or changes in government spending contributed to business cycles; only monetary changes preceded every recession.

If a country's working-age population increases and its wealth increases, then the labor supply curve

A) shifts to the left if the effect of the change in wealth is bigger than the effect of the change in the working-age population. B) shifts to the right if the effect of the change in wealth is bigger than the effect of the change in the working-age population. C) shifts to the left. D) shifts to the right.