3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare...
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Transcript of 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare...
![Page 1: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/1.jpg)
3 - 1
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Supply & Demand
The Product Market
![Page 2: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/2.jpg)
3 - 2
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
LAW OF DEMAND
• As Price Falls…
…Quantity Demanded Rises
• As Price Rises…
…Quantity Demanded Falls
An inverse relationship exists between price and quantity demanded
![Page 3: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/3.jpg)
3 - 3
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
![Page 4: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/4.jpg)
3 - 4
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
LAW OF DEMAND
• Demand Curve• Market Demand• Individual Demand
• Horizontal Summation
![Page 5: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/5.jpg)
3 - 5
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
• Diminishing Marginal Utility
DOWNWARD SLOPE
![Page 6: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/6.jpg)
3 - 6
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
• Diminishing Marginal Utility
DOWNWARD SLOPE
• Income Effect
![Page 7: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/7.jpg)
3 - 7
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
• Diminishing Marginal Utility
DOWNWARD SLOPE
• Income Effect • Substitution Effect
![Page 8: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/8.jpg)
3 - 8
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
GRAPHING DEMANDP
Qo
$5
4
3
2
1
P QD
$54321
1020355580
Price of Corn
Quantity of Corn
CORN Plot the Points
10 20 30 40 50 60 70 80
![Page 9: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/9.jpg)
3 - 9
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
55
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
Price of Corn
Quantity of Corn
CORN Plot the Points
10 20 30 40 50 60 70 80
GRAPHING DEMAND
![Page 10: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/10.jpg)
3 - 10
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
35
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
Price of Corn
Quantity of Corn
CORN Plot the Points
10 20 30 40 50 60 70 80
GRAPHING DEMAND
![Page 11: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/11.jpg)
3 - 11
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
Price of Corn
Quantity of Corn
CORN Plot the Points
10 20 30 40 50 60 70 80
GRAPHING DEMAND
![Page 12: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/12.jpg)
3 - 12
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
Price of Corn
Quantity of Corn
CORN Plot the Points
10 20 30 40 50 60 70 80
GRAPHING DEMAND
![Page 13: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/13.jpg)
3 - 13
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
D
Price of Corn
Quantity of Corn
CORN Connect the Points
10 20 30 40 50 60 70 80
GRAPHING DEMAND
![Page 14: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/14.jpg)
3 - 14
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
D
Price of Corn
Quantity of Corn
CORN
10 20 30 40 50 60 70 80
What if
Demand
Increases?
GRAPHING DEMAND
![Page 15: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/15.jpg)
3 - 15
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
D1
Price of Corn
Quantity of Corn
CORN
10 20 30 40 50 60 70 80
D2
Increase
in
Demand
Increase
in Quantity
Demanded1020355580
30406080 +
GRAPHING DEMAND
![Page 16: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/16.jpg)
3 - 16
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
D
Price of Corn
Quantity of Corn
CORN
10 20 30 40 50 60 70 80
What if
Demand
Decreases?
GRAPHING DEMAND
![Page 17: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/17.jpg)
3 - 17
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
P QD
$54321
1020355580
D1
Price of Corn
Quantity of Corn
CORN
10 20 30 40 50 60 70 80
-- 10204060
D3
Decrease
in
Demand
Decrease
in Quantity
Demanded
GRAPHING DEMAND
![Page 18: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/18.jpg)
3 - 18
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
DETERMINANTS OF DEMAND
• Tastes (Preferences)• Prices of Related Goods
– Substitutes & Complements– Unrelated Goods
• Income– Normal (Superior) & Inferior
Goods• Number of Buyers• Expectations
![Page 19: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/19.jpg)
3 - 19
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
DETERMINANTS OF DEMAND
• Tastes (Preferences)• Prices of Related Goods
– Substitutes & Complements– Unrelated Goods
• Income– Normal (Superior) & Inferior
Goods• Number of Buyers• Expectations
![Page 20: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/20.jpg)
3 - 20
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Practice Problems
• Activity 1-4 Parts A & B• Activity 1-5
![Page 21: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/21.jpg)
3 - 21
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
LAW OF SUPPLY
• As Price Rises…
…Quantity Supplied Rises
• As Price Falls…
…Quantity Supplied Falls
A direct relationship exists between price and quantity supplied
![Page 22: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/22.jpg)
3 - 22
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
5
P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Plot the PointsGRAPHING SUPPLY
![Page 23: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/23.jpg)
3 - 23
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Plot the PointsGRAPHING SUPPLY
![Page 24: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/24.jpg)
3 - 24
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
35
P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Plot the PointsGRAPHING SUPPLY
![Page 25: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/25.jpg)
3 - 25
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Plot the PointsGRAPHING SUPPLY
![Page 26: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/26.jpg)
3 - 26
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Plot the PointsGRAPHING SUPPLY
![Page 27: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/27.jpg)
3 - 27
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
SP
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
Connect the Points
GRAPHING SUPPLY
![Page 28: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/28.jpg)
3 - 28
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
SP
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
What if
Supply
Increases?
GRAPHING SUPPLY
![Page 29: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/29.jpg)
3 - 29
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
S1P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
Price of Corn
Quantity of Corn
$54321
60503520 5
P QS
CORN
8070604530
S2Increase
in
Supply
Increase
in Quantity
Supplied
GRAPHING SUPPLY
![Page 30: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/30.jpg)
3 - 30
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
SP
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
What if
Supply
Decreases?
GRAPHING SUPPLY
![Page 31: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/31.jpg)
3 - 31
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
S1P
Qo
$5
4
3
2
1
10 20 30 40 50 60 70 80
$54321
60503520 5
P QS
Price of Corn
Quantity of Corn
CORN
S3
453020 0 --
Decrease
in
Supply
Decrease
in Quantity
Supplied
GRAPHING SUPPLY
![Page 32: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/32.jpg)
3 - 32
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
DETERMINANTS OF SUPPLY
• Resource Prices• Prices of Other Goods• Technology• Taxes & Subsidies• Expectations• Number of Sellers
![Page 33: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/33.jpg)
3 - 33
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
DETERMINANTS OF SUPPLY
• Resource Prices• Prices of Other Goods• Technology• Taxes & Subsidies• Expectations• Number of Sellers
![Page 34: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/34.jpg)
3 - 34
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Practice Problems
• Activity 1-6 Parts A & B• Activity 1-7
![Page 35: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/35.jpg)
3 - 35
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
DETERMINANTS OF SUPPLY
• Resource Prices• Technology• Taxes & Subsidies• Prices of Other Goods• Price Expectations• Number of Sellers
Combining
with
Demand
![Page 36: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/36.jpg)
3 - 36
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
7
SP
Qo
$5
4
3
2
1
2 4 6 8 10 12 14 16
P QD
$54321
2,0004,0007,000
11,00016,000
$54321
12,00010,000
7,0004,0001,000
D
P QS
Price of Corn
Quantity of Corn
CORN
MARKET
CORN
MARKET
Market Clearing Equilibrium
MARKET DEMAND & SUPPLY
![Page 37: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/37.jpg)
3 - 37
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
7
SP
Qo
$5
4
3
2
1
2 4 6 8 10 12 14 16
P QD
$54321
2,0004,0007,000
11,00016,000
$54321
12,00010,000
7,0004,0001,000
D
P QS
Price of Corn
Quantity of Corn
CORN
MARKET
CORN
MARKETSurplusAt a $4 price
more is being
supplied than
demanded
MARKET DEMAND & SUPPLY
![Page 38: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/38.jpg)
3 - 38
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
117
SP
Qo
$5
4
3
2
1
2 4 6 8 10 12 14 16
P QD
$54321
2,0004,0007,000
11,00016,000
$54321
12,00010,000
7,0004,0001,000
D
P QS
Price of Corn
Quantity of Corn
CORN
MARKET
CORN
MARKET
At a $2 price
more is being
demanded than
supplied
Shortage
MARKET DEMAND & SUPPLY
![Page 39: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/39.jpg)
3 - 39
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
117
SP
Qo
$5
4
3
2
1
2 4 6 8 10 12 14 16
P QD
$54321
2,0004,0007,000
11,00016,000
$54321
12,00010,000
7,0004,0001,000
D
P QS
Price of Corn
Quantity of Corn
CORN
MARKET
CORN
MARKET
Shortage
MARKET DEMAND & SUPPLY Surplus
![Page 40: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/40.jpg)
3 - 40
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
MARKET EQUILIBRIUM • Equilibrium Price & Quantity• Rationing Function of Prices• Changes in Demand• Changes in Quantity
Demanded• Changes in Supply• Changes in Quantity Supplied
![Page 41: 3 - 1 Demand Changes in Demand Supply Changes in Supply Equilibrium Surpluses & Shortages Welfare Economics Supply & Demand The Product Market.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f565503460f94c7a4f3/html5/thumbnails/41.jpg)
3 - 41
Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Single Shifts• Supply Increases• Supply Decreases• Demand Increases• Demand Decreases
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Double Shifts• Supply Increases &
Demand Decreases• Supply Decreases &
Demand Increases• Supply Increases &
Demand Increases• Supply Decreases &
Demand Decreases
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Double Shifts
• Supply increase; Demand decrease
• Supply decrease; Demand increase
• Supply increase; Demand increase
• Supply decrease; Demand decrease
Price Quantity
?
?
?
?
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Consumers, Producers, and the Efficiency
of Markets
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Welfare Economics
• Welfare economics is the study of how the allocation of resources affects economic well-being.
• Market equilibrium maximizes the total welfare of buyers and sellers.
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
CONSUMER SURPLUS
• Consumer surplus is the buyer’s willingness to pay for a good minus the amount the buyer actually pays for it.
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
How the Price Affects Consumer Surplus
Consumersurplus
Quantity
(a) Consumer Surplus at Price P
Price
0
Demand
P1
Q1
B
A
C
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
How the Price Affects Consumer Surplus
Initialconsumer
surplus
Quantity
(b) Consumer Surplus at Price P
Price
0
Demand
A
BC
D EF
P1
Q1
P2
Q2
Consumer surplusto new consumers
Additional consumersurplus to initial consumers
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
PRODUCER SURPLUS
• Producer surplus is the amount a seller is paid for a good minus the seller’s cost.
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
How the Price Affects Producer Surplus
Producersurplus
Quantity
(a) Producer Surplus at Price P
Price
0
Supply
B
A
C
Q1
P1
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
How the Price Affects Producer Surplus
Quantity
(b) Producer Surplus at Price P
Price
0
P1B
C
Supply
A
Initialproducersurplus
Q1
P2
Q2
Producer surplusto new producers
Additional producersurplus to initialproducers
D EF
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
MARKET EFFICIENCY Consumer Surplus
+ Producer Surplus
=Total Surplus
Efficiency • Free markets maximize efficiency
(total surplus) at equilibrium
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Consumer and Producer Surplus in the Market Equilibrium
Producersurplus
Consumersurplus
Price
0 Quantity
Equilibriumprice
Equilibriumquantity
Supply
Demand
A
C
B
D
E
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Free Response Prompts• “Show” means to use a diagram to illustrate
your answer. Correct labeling is necessary to receive full credit.
• “Explain” means to take the reader through all of the steps or linkages in the line of economic reasoning. Graphs and symbols are acceptable as part of the explanation.
• “Identify” means to provide a specific answer or a label on a graph, without any explanation or elaboration.
• “Calculate” means to use mathematical operations to determine a specific numerical response, along with providing your work.
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Demand
Changes in Demand
Supply
Changes in Supply
Equilibrium
Surpluses & Shortages
Welfare Economics
Free Response Strategies• Circle the verbs• Label everything• Messy work loses points• Don’t say too much• Don’t contradict yourself