Problems Hypothetical National Data: Personal consumption $180.0 Government transfer payments 43.5 Depreciation 30.0 Interest income 15.0 Net exports 7.5 Corporate profits before taxes 51.0 Wages and salaries 169.5 Indirect taxes less subsidies 31.5 Personal taxes 40.0 Corporate income taxes 13.5 Net investment 45.0 Government purchases 60.0 Net investment income from non-residents -15.0 Personal Saving 30.51. Use Hypothetical National Data to calculate: a. Gross investment. b. GDP using the expenditure approach. c. Personal income (PI). d. Disposable personal income (DPI). 2. The table below describes some key macroeconomic trends for the nation of Hyperland. Price Index Year Nominal (GDP IPI) Real GDP GDP 2014 333.9 93.8 2015 378.9 100 2016 397.8 102.1 2017 596.2 113.0 2018 608.4 119.2 a. Compute the Real GDP for each year shown in the table above. b. Why does the Real GDP exceed the Nominal GDP in 2014? Briefly explain. c. Compute the 2018 annual Real GDP growth rate.3. Provide five reasons why the growth rate calculated in question 2c may not be an accurate indicator of the growth in social welfare between 2017 and 2018. Explain each reason