HELP ME PLEASE 20 MINS LEFT!!! A- if this economy was an open economy without a government sector, what would be the level of gdp and aggregate expenditure? B- If the economy becomes an open economy without a government sector, what would he the level of gdp and aggregate expenditure? C- Calculate the size of the multiplier associated with changes in government spending D- What is the effect if adding the government sector to the economy on the GDP and the AE? Show your calculations

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