176. The following macroeconomic data come from the national accounts of a small island economy: GDP = 100;

176. The following macroeconomic data come from the national accounts of a small island economy: GDP = 100;

Private Savings = 40; Direct taxes = 60; Aggregate Benefits = 20; Public expenditure = 20; Private consumption = 70; Indirect taxes = 40; Transfers = 45; Interest on the public debt = 5. What is the value of private investment if we know that the value of exports exactly matches the value of imports and that net foreign income is zero?

(a) 10;

(b) 20;

(c) We cannot tell.