Go to the St. Louis Federal Reserve FRED database, and find data on net exports (NETEXP), transfers, (A123RC1Q027SBEA) and the current account balance (NETFI).

a. Calculate net investment income for the most recent quarter available, and for the same quarter a year earlier.

b. Calculate the percentage change in the current account balance from the same quarter one year earlier. Which one of the three items making up the current account balance had the largest effect in percentage terms on the change of the current account? Which one had the smallest effect?