(Solved): 14. A supply and demand puzzle The following graph shows the market for pianos in 2009. Between 20 ...

14. A supply and demand puzzle The following graph shows the market for pianos in 2009. Between 2009 and 2010, the equilibrium quantity of pianos remained constant, but the equilibrium price of pianos increased. From this, you can conclude that between 2009 and 2010, the supply of pianos and the demand for pianos Adjust the graph to illustrate your answer by showing the positions of the supply and demand curves in 2010. Note: Select and drag one or both of the curves to the desired position. Curves will snap into position, so if you try to move a curve and it snaps back to its original position, just drag it a little farther. Supply Demand Supply Demand PRICE (Dollars per piano) QUANTITY (Pianos)