2.5 determinants of short-run aggregate supply

Question 1

what are the main determinants of the short run aggregate supply

Answer 1

price level

production costs

Question 2

what causes movements along the SRAS curve

Answer 2

changes in the average price level

Question 3

what causes shifts of the SRAS curve

Answer 3

wage rate 
raw material prices 
business taxation 
productivity 
exchange rates 
supply shocks