Triniland is recognized as a high-income economy by the World Bank. Assume that households in Triniland decide to increase their savings for retirement.

(a) Using a correctly labelled diagram of the loanable funds market, show how the increase in savings will affect the equilibrium real interest rate.

(b) Based on the real interest rate change identified in part (a), what will happen to Triniland's purchases of foreign assets? Explain.

(c) Consider the foreign exchange market for Triniland's currency.

i. Based on your answer to part (b), what will happen to the international value of Triniland's currency?

ii. Based on your answer to part c (i), would the Central Bank of Triniland buy or sell its currency in the foreign exchange market to offset the change in the value of its currency?