1) The expenditure method is a common way of calculating GDP for a country. In 2010, New Zealand's private consumption expenditure was $111,546 million, government expenditure was $38,340 million, investment amounted to $35,983 million, imports were $51,277 million, and exports totalled $55,837 million. a) Use the expenditure method to calculate GDP (Y) for New Zealand in 2010