True/False questions with EXPLAINATION
a) In AD-AS model , if the government reduces tax on households income , the price and total output will both increase in long run
b) In Keynesian cross model , if total output is on the right of the crossing point of AE and 45 ° line , it implies an equilibrium in goods market
c) If domestic currency is appreciated in value , the Central Bank should sell foreign currency in the fixed exchange rate system .
d) In AD-AS model , the improvement in technology will shift both ASSR and AD curves to the left