Maximised net benefits M*M* ** M D(M) B(M) D(M) B(M) M Figure 6.4 Total and marginal damage and...
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Transcript of Maximised net benefits M*M* ** M D(M) B(M) D(M) B(M) M Figure 6.4 Total and marginal damage and...
![Page 1: Maximised net benefits M*M* ** M D(M) B(M) D(M) B(M) M Figure 6.4 Total and marginal damage and benefit functions, and the efficient level of flow pollution.](https://reader036.fdocuments.us/reader036/viewer/2022080914/56649cf95503460f949c9f3f/html5/thumbnails/1.jpg)
dM
dB
Maximised net benefits
M*
*
M
D(M)B(M)
D(M)
B(M)
M
Figure 6.4 Total and marginal damage and benefit functions, and the efficient level of flow pollution emissions.
dM
dD
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Marginal damage
Marginal
abatement cost
£
0 M
Quantity of pollution
emission per period
M̂M*MA
*
C2C1
C3
Figure 6.5 The economically efficient level of pollution minimises the sum of abatement and damage costs.
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t*
MH
Figure 6.6 Setting targets according to an absolute health criterion.
Emissions, M
Marginal health damage
MC
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tH*
MH*
Figure 6.7 A ‘modified efficiency’ based health standard.
Emissions, M
Marginal health damage
MC
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S1
S2
R4
R3
R2
R1
Figure 6.8 A spatially differentiated air shed.
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r
1dM
dB
M*
*
M
**
M**
Figure 6.9 Efficient steady-state emission level for an imperfectly persistent stock pollutant. Two cases: {r = 0 and > 0} and {r > 0 and > 0}.
dM
dB
dM
dD
M̂
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A
Figure 6.10 Threshold effects and irreversibilities.
Figure 6.10a A threshold effect in the decay rate/pollution stock relationship .
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A
Figure 6.10(b) An irreversibility combined with a threshold effect.
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• •a b
x
f(x)
Figure 6.11 A strictly convex function
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MS M
D
D
MD = dD/dM
MS
MD
M
Figure 6.12 A non-convex damage function arising from pollution reaching a saturation point.
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Marginal benefit
Marginal
damage
£
0 M
Quantity of pollution
emission per period
M2M1
b
C
a
Figure 6.14 A non-convex damage function arising from pollutants harmful at low concentrations but beneficial at higher concentrations.
M3 M4