3 The market for cars:supply supply equation: P Price Q5=S(P,P) of cars The supply curve shows the relationship between quantity supplied and price, Q other things equal. Quantity of cars CHAPTER1 The Science of Macroeconomics slide 18CHAPTER 1 The Science of Macroeconomics slide 18 The market for cars: supply Q Quantity of cars P Price of cars D supply equation: ( , ) = s Q S P Ps S The supply curve shows the relationship between quantity supplied and price, other things equal. 3