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P QS = QD

P QS = QD

QS = QDP

P

Q

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Q P

Q P

P = .25Q + 2

P =

.5Q + 8

.25Q + 2 = .5Q + 8

.75Q = 6 Q = 8

P Q = 8

P = .25Q + 2

Q = 8 P = .25(8) + 2

P = 4

Q = 8 P = 4

P Q

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P

P

P

Q

P

P

Q

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AreaOfTrianle =1

2base height

Supply : Q = 10P 280

Demand : Q = 200 2P

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P

P Q

Supply : P = 28 + 110

Q Demand : P = 100 12

Q

P = 40 Q = 120

CS = 3600 P S = 720

STax : P = 40 +1

10Q PTax = 50 QTax = 100

RevenueTax = $1200 CSTax = 2500 P STax = 500 DW L = 120