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chapter 4 Market Supply and Price Determination 4-1 The Law of Supply 4-2 Shifts in the Supply Curve 4-3 The Free Market Price 4-4 Role of Government in a Free Market System © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 1 chapter 4 4-1 The Law of Supply Learning Objectives LO1-1 Explain the law of supply. LO1-2 Understand the difference between an individual and a market supply curve. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 2 chapter 4 4-1 The Law of Supply Vocabulary The Supply Curve supply quantity supplied law of supply supply schedule supply curve Market Supply individual supply curve market supply curve © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 3 chapter 4 The Supply Curve Supply is the relationship between the price and quantity supplied for a good or service. Based on the assumption that other variables remain unchanged. Quantity supplied is the amount of goods or services sellers offer for sale at a given price. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-1 The Law of Supply 4 chapter 4 The Supply Curve The law of supply states there is a direct relationship between the price of a good and the quantity sellers offer for sale. Sellers have a profit incentive to charge higher prices. At a higher price, suppliers devote more resources to a product, which results in a greater quantity supplied. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-1 The Law of Supply 5 chapter 4 The Supply Curve A supply schedule is a table the lists quantity of a good or service sellers offer for sale a possible prices. A supply curve is formed by the line connecting possible price and quantity supplied responses of sellers. Allows you to find the quantity demanded at each possible selling price. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-1 The Law of Supply 6 chapter 4 Market Supply An individual supply curve is the supply curve for a single seller. A market supply curve is the sum of all individual supply curves in a market. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 7-1 Own Your Own Business 7 chapter 4 4-2 Shifts in the Supply Curve Learning Objectives LO 2-1 Explain the difference between changes in quantity supplied and changes in supply. LO 2-2 Identify supply shifters factors that cause changes in supply. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 8 chapter 4 4-2 Shifts in the Supply Curve Vocabulary Difference Between Changes in Quantity Supplied and Changes in Supply change in quantity supplied change in supply Supply Shifter Factors excise tax subsidy © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 9 chapter 4 Difference Between Changes in Quantity Supplied and Changes in Supply Change in quantity supplied results solely from a change in price. a movement between points along a stationary supply curve Change is based on assumption that all other supply shifter factors remain constant. A chance in supply is an increase (rightward shift) or a decrease (leftward shift) in the quantity supplied at each price. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-2 Shifts in the Supply Curve 10 chapter 4 Supply Shifter Factors Excise tax is a tax paid by the seller on the production or sale of a good or service. A subsidy is a payment from the government to support a business that reduces its costs. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-2 Shifts in the Supply Curve 11 chapter 4 4-3 The Free Market Price Learning Objectives LO 3-1 Understand how a free market determines equilibrium prices. LO 3-2 Analyze how changes to demand and supply affect the equilibrium price. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 12 chapter 4 4-3 The Free Market Price Vocabulary Free Market Equilibrium surplus shortage disequilibrium equilibrium Changes in Market Equilibrium © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 13 chapter 4 Free Market Equilibrium Surplus occurs at any price at which the quantity supplied is greater than the quantity demanded. Shortage occurs at any price at which the quantity supplied is less than the quantity demanded. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-3 The Free Market Price 14 chapter 4 Free Market Equilibrium Disequilibrium occurs at a market price at which the quantity demanded does not equal the quantity supplied. Equilibrium occurs at a price at which the quantity demanded and the quantity supplied at equal. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-3 The Free Market Price 15 chapter 4 Changes in Market Equilibrium An increase in demand causes both the equilibrium price and the equilibrium quantity to increase. Unwanted inventory forces a reduction in price and quantity supplied, which causes the equilibrium price and quantity to fall. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-3 The Free Market Price 16 chapter 4 Change in Market Equilibrium When demand increases, the equilibrium price and equilibrium quantity increase. When demand decreases, the equilibrium price and equilibrium quantity decrease. When supply increases, the equilibrium price decreases and equilibrium quantity increases. When supply decreases, the equilibrium price increases and equilibrium quantity decreases. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-3 The Free Market Price 17 chapter 4 4-4 Role of Government in a Free Market System Learning Objectives LO 4-1 Understand the effect of price ceilings and price floors on a market. LO 4-2 Discuss government regulation and deregulation in the U.S. free market system. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 18 chapter 4 4-4 Role of Government in a Free Market System Vocabulary Can the Laws of Supply and Demand Be Repealed? price ceiling rent control price floor minimum wage Regulation of the Free Market System regulation deregulation © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 19 chapter 4 Can the Laws of Supply and Demand Be Repealed? A price ceiling is a legally established highest price a seller can charge for a good or service. A rent control is a price ceiling place by the government on rent. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-4 Role of Government in a Free Market System 20 chapter 4 Can the Laws of Supply and Demand Be Repealed? A price floor is a legally established lowest price a seller can charge for a good or service. A minimum wage is a legally established lowest hourly wage rate that can be paid to workers. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-4 Role of Government in a Free Market System 21 chapter 4 Regulation of the Free Market System A regulation is a government rule or law designed to control business. The following are regulated: Food quality Activities that impact the environment Airline safety Most industries deal with some form of regulation. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-4 Role of Government in a Free Market System 22 chapter 4 Regulation of the Free Market System Deregulation is the removal of government restrictions or controls on a market. Higher production costs the resulting from regulation led to the movement toward deregulation in the late 1970s and 1980s. The primary industries impacted was transportation and telecommunications. Successful deregulation should result in a decline in the average price of a service with an increase in the volume and variety of that service. © 2013 Cengage Learning. All rights reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part. 4-4 Role of Government in a Free Market System 23