When the unemployment rate is 4.5% and the CPI is rising at a 12% rate, the federal government raises taxes and cuts government spending. If the Federal Reserve sells bonds on the open market, interest rates, investment, real gross domestic product (GDP) and the price level are most likely to change in which of the following ways? When the unemployment rate is 4.5% and the CPI is rising at a 12% rate, the federal government raises taxes and cuts government spending. If the Federal Reserve sells bonds on the open market, interest rates, investment, real gross domestic product (GDP) and the price level are most likely to change in which of the following ways? Interest Rate - Increase Investment - Decrease Real GDP - Decrease Price Level - Decrease Interest Rate - Increase Investment - Increase Real GDP - Decrease Price Level - Increase Interest Rate - Decrease Investment - Decrease Real GDP - Increase Price Level - Increase Interest Rate - Increase Investment - Decrease Real GDP - Increase Price Level - Increase