Data for the country Upper Mongoose is given in the table below: Category Value Net exports $50 billion Value of new goods and services produced in the underground economy $80 billion Personal consumption expenditures $350 billion Value of the services of stay-at-home parents $30 billion Gross domestic investment $100 billion Government purchases $50 billion Total $660 billion What is Upper Mongoose’s GDP for the year? $ billion What is the size of the underground economy as a percentage of GDP? % By what percentage would GDP be boosted if the value of the services of stay-at-home spouses were included in GDP? %