1.9 A leftward shift of the supply curve can be caused by… a) An increase in the price level b) A decrease in the price

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1.9 A leftward shift of the supply curve can be caused by… a) Anincrease in the price level b) A decrease in the price level ofproduction inputs c) A decrease in the price level d) None of theabove 1.10 When demand and supply increase, this results in… a) Amarket surplus b) A definite increase in equilibrium quantity c) Adefinite increase in equilibrium price d) All of the above 1.11 Aprice ceiling above the equilibrium price will cause… a) A marketsurplus b) A market shortage c) A deadweight loss d) None of theabove 1.12 Price elasticity of demand… a) Increases down astraight-line demand curve b) Decreases down a straight-line demandcurve c) Is constant down a straight-line demand curve d) Increasesreach a maximum and then decrease down a straight-line demandcurve. 1.13 The type of price elasticity of demand depicted in thefigure is… a) Perfectly inelastic b) Perfectly elastic c) Unitaryelastic d) None of the above.