Slope is measured as rise/run

If a country has a fixed exchange rate

A) the equilibrium exchange rate in that market does not respond to changes in supply and demand for currency. B) central banks have more control over real GDP in the economy. C) central banks must buy and sell their holdings of currencies to maintain a given exchange rate. D) the exchange rate is allowed to fluctuate in response to changes in the supply and demand for currency.

The production function shifts upward as the capital stock increases.

Answer the following statement true (T) or false (F)