1. Suppose that for Ecoland, investment is $400 million, saving is $400million, tax revenues are $500million, exports are $300million, and imports are $200million. a. Calculate government expenditure (1 mark) b. What is the government budget balance? (1 mark) c. Is the government exerting a positive or negative impact on investment? (1 mark) d. What fiscal policy action might increase investment and speed economic growth? Explain how the policy action would work. (2 marks)