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Interpreting the aggregate demand/aggregate supply modelKey points The aggregate demand/aggregate supply model is a model that shows what determines total supply or total demand for the economy and how total demand and total supply interact at the macroeconomic level. Aggregate supply is the total quantity of output firms will produce and sell—in other words, the real GDP. Aggregate demand is the...0 Commentarios 0 Acciones 5K Views 0 Vista previa
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How the AD/AS model incorporates growth, unemployment, and inflationKey points The aggregate demand/aggregate supply, or AD/AS, model is one of the fundamental tools in economics because it provides an overall framework for bringing economic factors together in one diagram. We can examine long-run economic growth using the AD/AS model, but the factors that determine the speed of this long-term economic growth rate do not appear directly in...0 Commentarios 0 Acciones 6K Views 0 Vista previa
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Keynes’ Law and Say’s Law in the AD/AS modelKey points The short-run aggregate supply, or SRAS, curve can be divided into three zones—the horizontal Keynesian zone, the vertical neoclassical zone, and the upward sloping intermediate zone in between the Keynesian and neoclassical zones. Keynes’ Law states that demand creates its own supply; changes in aggregate demand cause changes in real GDP and...0 Commentarios 0 Acciones 5K Views 0 Vista previa
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The expenditure-output, or Keynesian cross, modelKey points The expenditure-output model, or Keynesian cross diagram, shows how the level of aggregate expenditure varies with the level of economic output. The equilibrium in the diagram occurs where the aggregate expenditure line crosses the 45-degree line, which represents the set of points where aggregate expenditure in the economy is equal to output, or national income....0 Commentarios 0 Acciones 5K Views 0 Vista previa