In the above figure, if the economy moves from point a to point b, there has been an increase in the quantity of real GDP demanded. there has been a decrease in the quantity of real GDP supplied. the natural rate of unemployment increases. there has been a decrease in the quantity of real GDP demanded. LAS SASI 130 SAS2 120 Price level (GDP deflator, 2001 - 100) 110 X 0 100 b 90 AD L 0 900 950 1,000 1,050 1,100 1,150 Real GDP (billions of 2001 pounds)