When referring to the Keynesian system, which of the following may help reduce inflation in a country? Increased spending by the government on health care An increase in taxes on business investments An increase in military spending A decrease in the tax rate on consumer income According to the Keynesian model, the short-run aggregate supply (SRAS) curve is horizontal when real gross domestic product (GDP) is at full capacity but prices are not flexible. there are no unemployed resources and wages do not change when prices change. prices react to an aggregate demand shock but real GDP does not. there are unemployed resources and prices do not fall when aggregate demand falls