Table A2. Specific unit contributions to...

Table A2.

Specific unit contributions to the cost function and environmental objectives, by climate zones

	Zone	Panel Solar PV (1 MW)	Wind farm (1 MW)	Thermal insulation (1 household)	Heat pump (1 household)
Social cost (α_i) (€/unit/year)	A			597	192
	B			576	91
	C			523	−22
	D			435	−172
	E			285	−514
	Total	45,300	98,400
Emission reductions (β_i) (tCO₂/unit/year)	A			0.58	0.86
	B			0.67	1.32
	C			0.91	1.83
	D			1.31	2.50
	E			1.98	4.04
Renewable production (δ_i) (toe/unit/year)	A				0.28
	B				0.43
	C				0.59
	D				0.81
	E				1.23
Primary energy savings (π_i) (toe/unit/year)	A			0.27	0.40
	B			0.31	0.60
	C			0.42	0.84
	D			0.60	1.14
	E			0.91	1.85

	Zone	PanelSolar PV(1 MW)	Wind farm(1 MW)	Thermal insulation(1 household)	Heat pump(1 household)
Social cost (α_i) (€/unit/year)	A			597	192
	B			576	91
	C			523	−22
	D			435	−172
	E			285	−514
	Total	45,300	98,400
Emission reductions (β_i) (tCO₂/unit/year)	A			0.58	0.86
	B			0.67	1.32
	C			0.91	1.83
	D			1.31	2.50
	E			1.98	4.04
Renewable production (δ_i) (toe/unit/year)	A				0.28
	B				0.43
	C				0.59
	D				0.81
	E				1.23
Primary energy savings (π_i) (toe/unit/year)	A			0.27	0.40
	B			0.31	0.60
	C			0.42	0.84
	D			0.60	1.14
	E			0.91	1.85

Note:

The environmental contributions β and π have been expressed as positive values, so that a higher value reflects a greater reduction in emissions and energy consumption (i.e. greater savings)

Source: Authors' own work

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