movement and shift of AS curve

• what does a change in the price level lead to?

  movement along the curve contraction or expansion
• How is a shift in the curve caused?

  Changes in factors other than price cause a shift in the curve- depends on SRAS or LRAS
• SRAS- movement along the curve

   increase in the AP (ceteris paribus)  leads to a movement along the SRAS curve from AP1-AP2

  • Expansion of real GDP from Y1 to Y2