Table 1. Notations and explanations used...

Table 1.

Notations and explanations used in this paper

Notations	Explanations
Q	Steel production
P	The price of steel
α	The constant of the market inverse demand curve
β	The primary coefficient of the market inverse demand curve
q_i	Steel production of region i
e_2015,i	The region i CO₂ emission intensity of per ton steel in 2015
e_i	The region i CO₂ emission intensity of per ton steel at some stage
r_i	The decline range of CO₂ emission intensity of per ton steel in region i at some stage
R	The decline target of national CO₂ emission intensity of per ton steel at some stage
MAC	Marginal abatement cost curve in iron and steel industry
a_i	The quadratic coefficient of steel industry’s MAC in region i
b_i	The primary coefficient of steel industry’s MAC in region i
C_i	The cost function of steel industry in region i
C_0,i	The production cost of steel industry in region i
c_i	The cost of base period emission reduction in region i
T	The total carbon tax
t	The unit value of carbon tax
W	Social welfare function
CS	Consumer surplus
PS	Producer surplus
D(E)	Total macro external environment loss of CO₂ emission
θ	The external loss parameter of CO₂
π_i	The profit function of steel industry in region i
E	The total CO₂ emissions in iron and steel industry
l_ji	The extent to which products produced by j can replace those produced by i

Notations	Explanations
Q	Steel production
P	The price of steel
α	The constant of the market inverse demand curve
β	The primary coefficient of the market inverse demand curve
q_i	Steel production of region i
e_2015,i	The region i CO₂ emission intensity of per ton steel in 2015
e_i	The region i CO₂ emission intensity of per ton steel at some stage
r_i	The decline range of CO₂ emission intensity of per ton steel in region i at some stage
R	The decline target of national CO₂ emission intensity of per ton steel at some stage
MAC	Marginal abatement cost curve in iron and steel industry
a_i	The quadratic coefficient of steel industry’s MAC in region i
b_i	The primary coefficient of steel industry’s MAC in region i
C_i	The cost function of steel industry in region i
C_0,i	The production cost of steel industry in region i
c_i	The cost of base period emission reduction in region i
T	The total carbon tax
t	The unit value of carbon tax
W	Social welfare function
CS	Consumer surplus
PS	Producer surplus
D(E)	Total macro external environment loss of CO₂ emission
θ	The external loss parameter of CO₂
π_i	The profit function of steel industry in region i
E	The total CO₂ emissions in iron and steel industry
l_ji	The extent to which products produced by j can replace those produced by i

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