Table 8.

Cost-effectiveness for different perspectives.

Parameter	End users perspective	Society perspective	Government perspective	Ref.
Costs	Additional costs to be paid by people responsible for energy saving measure implementation compared to reference case	-Costs to be incurred by society compared to reference case. -Societal cost-effectiveness	Amount spend by government in form of both financial and non-financial incentives provided to end-users	[11,170]
Time	Actual costs at time of payments	Longer time frame with discounted costs evaluation	Longer time frame with discounted costs evaluation	[11]
Indicators	-Simple PBP -Investment profit -Marginal costs -Cost of saved energy -Benefit-to-cost Ratio (B/C) -Change in LCC	-Total costs per unit of energy saved Program costs per unit of energy saved -FI per unit of energy saved -Fiscal environment -Non-energy impacts (e.g. health and welfare)	-Total costs per unit of energy saved Program costs per unit of energy saved -FI per unit of energy saved	[170]
Subsides Taxes Cost emissions Interest rate	✔ ✔ ✖ Real interest rate	✖ ✖ ✔ Societal interest rate		[23,176]