Explain clearly

5} Which of the following theories is unlikely to hold in the shortrun because of the presence of nontraded goods? a. Absolute purchasing power parity b. Triangular arbitrage c. Quantity theory of money 6} According to quantity theory of moneyIr an increase in money demand [L] will a. Increase GDP b. Decrease GDP c. Decrease the price level I") Relative purchasing power parity assumes that a. The nominal exchange rate is constant over time b. The real exchange rate is equal to one c. The real exchange rate is constant overtime