The Effect of Fairness Concern on Carbon Emission Reduction and Revenue Distribution in Construction Supply Chain: Power Structure Perspective

Table 2

Notation of parameters and variables.

Decision variables	Description
	Distribution ratio of emission reduction revenue
	Unit carbon emission reduction of the general contractor and the subcontractor, respectively, . The values 1 and 2 represent the general contractor and the subcontractor respectively
Parameters
	Fixed price portion of enterprise ,
	Carbon emission bonus coefficient obtained by the owner.
	Construction area
	Construction cost without emission reduction investment,
	Total cost of construction supply chain without emission reduction investment,
	Initial unit carbon emissions of the general contractor and the subcontractor
	Carbon emission cap
	Carbon trading volume in the carbon trading market
	Total emission reduction of construction supply chain,
	Carbon emission reduction cost coefficient of the general contractor and the subcontractor,
	Unit carbon emission price in the carbon trading market
	The subcontractor's fairness concern coefficient, reflecting the subcontractor's emphasis on fairness
	Emission reduction revenue per unit of emission reduction,
	Minimum emission reduction without additional purchase of carbon emission rights,