Q:
      
      
         
            
The long run aggregate supply curve is vertical because
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: C) at full employment prices are stable         
         
Explanation: The long-run aggregate supply curve is vertical because it is at the full-employment or potential output. Because the economy's potential output is determined by the availability and productivity of real resources, not by the price level. That means that even if demand increases, firms can't hire new workers and expand because everyone is already working.
       
      
      
      
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