Influence of income difference on carbon and material footprints for critical metals: the case of Japanese households

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The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)

Table 1 Correspondence between 17 commodity categories employed in this study and those of the Category of Individual Consumption by Purpose (COICOP) employed by the United Nations Statistics Division

Number	COICOP	Description
1	1	Food and non-alcoholic beverages
2	2	Alcoholic beverages, tobacco, and narcotics
3	3	Clothing and footwear
4	5	Furnishings, household equipment, and household maintenance
5	6	Health
6	8	Communication
7	9	Recreation and culture
8	10	Education
9	11	Restaurants and hotels
10	12	Miscellaneous goods and services
11	4.5.1	Electricity
12	4.5.2	Gas
13	4.5.3	Other fuels
14	4.1–4.2	Other housing^a
15	7.2.2.2	Vehicle fuels and lubricants
16	Rest of 7	Other transport^b
17	Other services^c

^aHouse rent, house repair, water fees, waste disposal costs, etc.
^bTransportation utilization fees for transport modes such as airplanes, buses, and taxis
^cSome commodities, such as Wholesale and Public Administration not belonging to a Category of Individual Consumption by Purpose (COICOP) category shown above