Mitigation option	Region	Economic potential (MtCO₂-eq)		Economic potential (MtCO₂-eq) in different cost categories (US$tCO₂-eq)
Mitigation option	Region	Low	High	<0	0 - 20	20 - 50	50 - 100
Electicity savings	OECD	300		70		70	150
	EIT	80		20		20	40
	Non-OECD/EIT	450		100		100	250
Other savings, including non-CO₂ GHG	OECD	350	900	300		250	50
	EIT	200	450	80		250	20
	Non-OECD/EIT	1200	3300	500		1700	80
Total	OECD	600	1200	350		350	200
	EIT	250	550	100		250	60
	Non-OECD/EIT	1600	3800	600		1800	300
	Global	2500	5500	1100		2400	550