In the Context of a Keynesian Open-Economy Income Model for a Country

Essay

In the context of a Keynesian open-economy income model for a country, carefully explain the impact of each of the following autonomous events upon equilibrium income in the country and upon the country's current account balance:
(a) an increase in domestic investment;
(b) an increase in exports; and
(c) a simultaneous and equal autonomous increase in exports and imports.