Concept explainers
Law of demand and a shape of the demand curve.
Explanation of Solution
The law of
The demand curve slopes downward. The reason for the downward slope is due to the law of demand. The law of demand states that there is a negative relationship that exists between the price and the quantity demand. This inverse relationship causes the negative slope.
The market demand is the total addition of all the individual quantities at a particular price. Thus, the market demand curve is the horizontal summation of the individual demand curve.
Concept introduction:
Demand: Demand refers to the total value of the goods and services that are demanded at a particular price in a given period of time.
Want to see more full solutions like this?
Chapter 3 Solutions
LSC CUMBERLAND EC202 MICRO>PKG<
- Let (inverse) demand be Pb = 113 - 4 Qb and (inverse) supply be Pv = 27. What quantity are sellers willing to sell at price below $ 27 per unit? Answer: your answer Submit Price ($) $120 $100 $80 $60 $40 $ 20 $0 0 LO 5 Demand e Quantity 10 Supply 15 Quantity Eqm 20 25 30arrow_forward4. How will each of the following changes in demand and/or supply affect equilibrium price and equilibrium quantity in a competitive market; that is, do price and quantity rise, fall, or remain unchanged, or are the answers indeterminate be- cause they depend on the magnitudes of the shifts? Use sup- ply and demand to verify your answers. LO3.5 a. Supply decreases and demand is constant. b. Demand decreases and supply is constant. c. Supply increases and demand is constant. d. Demand increases and supply increases. e. Demand increases and supply is constant. f. Supply increases and demand decreases.arrow_forwardAnswer the next question on the basis of the following demand schedule. Price $6 5 4 3 2 1 Quantity Demanded O 1 O 2 O 3 4 5 The price elasticity of demand is unit-elastic (based on the midpoint formula) Multiple Choice 6 LO throughout the entire price range because the slope of the demand curve is constant. in the $4 to $3 price range only. over the entire $3 to $1 price range. over the entire $6 to $4 price rangearrow_forward
- 5. Show how a change in the price of one good affects the supply of another. Use the graph to show how an increase in the price of organic onions would shift the demand curve, supply curve, or both curves in the market for tomatoes. Assume that onions and tomatoes are neither complements nor substitutes. Market for Tomatoes 10 9. Supply 8 7 4 Demand 1 4 8 10 12 14 16 18 20 Quantity (Ibs) LO 3. 2. Price ($)arrow_forwardWill the equilibrium price of orange juice increase or decrease in each of the following situations? LO7a. A medical study reporting that orange juice reduces cancer is released at the same time that a freak storm destroys half of the orange crop in Florida. The prices of all beverages except orange juice fall in half while unexpectedly perfect weather in Florida results in an orange crop that is 20 percent larger than normal.arrow_forward1. Let (inverse) demand be Pb = 115 - 5 Qb and (inverse) supply be Pv = 29 + 4 Qv. What price will prevail in the market if it is competitive? Answer: your answer Price ($) $140 $120 $100 $80 $ 60 $40 $20 $0 0 8 LO 5 Submit Demand 10 Supply Quantity 15 Eqm 20 25arrow_forward
- Demand: Thinking Like a Buyer End of Chapter Problem Uber Eats, a food delivery service, has recently expanded to your area. The accompanying table contains the number of deliveries per month that you demand at various delivery prices. a. Use this information to plot your individual demand curve. Drag each point on the graph to the point that corresponds with the information presented in the table. Price ($) 14 13 12 11 10 9 8 7 6 LO 5 4 3 2 Price Individual demand $10 $7 $5 $4 $2 $1 Deliveries (meals per month) 2 4 5 8 10 12arrow_forwardNext, complete the following graph, labeled Scenario 2, by shifting the supply and demand curves in the same way that you did on the Scenario 1 graph. PRICE (Dollars per pen) 10 9 8 co LO 5 + 3 2 1 0 0 1 Price Quantity 2 Equilibrium Object True Scenario 2 3 False Supply 4 5 6 7 QUANTITY (Millions of pens) Demand Scenario 1 8 9 Compare both the Scenario 1 and Scenario 2 graphs. Notice that after completing both graphs, you can now see a difference between them that wasn't apparent before the shifts because each graph indicates different magnitudes for the supply and demand shifts in the market for pens. 10 Use the results of your answers on both the Scenario 1 and Scenario 2 graphs to complete the following table. Begin by indicating the overall change in the equilibrium price and quantity after the shift in demand or supply for each shift-magnitude scenario. Then, in the final column, indicate the resulting change in the equilibrium price and quantity when supply and demand shift in…arrow_forwardNote: Price (P) is on the vertical axis and quantity (Q) is on the horizontal axis. (? 40 35 30 25 20 15 10 + + 5 10 15 20 25 30 35 40 QUANTITY The slope of this line is PRICE LOarrow_forward
- Suppose you observe the price and quantity demanded of a good at two dates. There is a large percentage change in price but only a small percentage change in quantity. Which is the most likely price elasticity of demand? O 1.5 O 1 O 0.5arrow_forwardSuppose that an increase in the price of carrots from $1.20 to $1.40 per pound raises the amount of carrots that carrot farmers produce from 1.2 million pounds to 1.5 million pounds. Using the midpoint method, what is the coefficient of price elasticity of supply? Select one or more: O a. 0.69 O b. 1.20 O c. 1.44 O d. 1.50 e. 1.67arrow_forwardSuppose that the inverse demand for eggs is P = 12 -0.010d, and the inverse supply of eggs is P = 2 +0.01Q5, where Q = million eggs and P= USD/egg. The market-clearing price is equal to ________(USD/egg), and the market clearing quantity is equal to (m eggs). O 7,500 6,400 O 0.5, 250 O4, 200arrow_forward
- Principles of Economics (12th Edition)EconomicsISBN:9780134078779Author:Karl E. Case, Ray C. Fair, Sharon E. OsterPublisher:PEARSONEngineering Economy (17th Edition)EconomicsISBN:9780134870069Author:William G. Sullivan, Elin M. Wicks, C. Patrick KoellingPublisher:PEARSON
- Principles of Economics (MindTap Course List)EconomicsISBN:9781305585126Author:N. Gregory MankiwPublisher:Cengage LearningManagerial Economics: A Problem Solving ApproachEconomicsISBN:9781337106665Author:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike ShorPublisher:Cengage LearningManagerial Economics & Business Strategy (Mcgraw-...EconomicsISBN:9781259290619Author:Michael Baye, Jeff PrincePublisher:McGraw-Hill Education