Consider a permanent adverse productivity shock (for
example, a permanent increase in the price of oil) which lowers the
current and future productivity of capital and the current and
expected future real incomes of households. Assuming a closed
economy, first analyze the general equilibrium effects of this
shock on output, employment, the real wage, the price level, and
the real interest rate in both the classical and the Keynesian
versions of macroeconomic adjustment. Second, explain how the
adjustment effects would...