53
Table 3.7 Industrial wastes, directly and indirectly, generated from the unit production of
e-commodities
I-O industry sector specific for the product
1 million yen worth of PC production
Induced
wastes (kg)
Industrial wastes
generated in
Electricity
23.1
Other electronic components
22.9
Pig iron
20.7
Paper
10.1
Printing, plate making, and bookbinding
8.3
Total
156.2
1 million yen worth of electronic computing equipment
(accessory equipment) production
Induced
wastes (kg)
Industrial wastes
generated in
Electronic computing equipment (accessory equipment)
65.9
Electricity
28.5
Pig iron
26.4
Other electronic components
21.6
Crude steel (converters)
10.6
Total
247.6
1 million yen worth of cellular phones production
Induced
wastes (kg)
Industrial wastes
generated in
Pig iron
28.2
Electricity
26.8
Other electronic components
22.5
Copper
17.0
Plastic products
14.5
Total
218.7
1 million yen worth of electric measuring instruments
production
Induced
wastes (kg)
Industrial wastes
generated in
Pig iron
35.9
Other electronic components
25.4
Electric measuring instruments
24.2
Electricity
23.1
Crude steel (converters)
14.8
Total
201.5
1 million yen worth of liquid crystal element production Induced
wastes (kg)
Industrial wastes
generated in
Liquid crystal element
48.4
Electricity
42.0
Pig iron
16.2
Other electronic components
10.2
Printing, plate making, and bookbinding
8.8
Total
216.2
Source: By authors’ calculations. The methodology and the data used are presented in Hayami
et al. (2015). Further details are also given in Asakura et al. (2001), Hayami and Nakamura (2007),
Hayami et al. (2008), and Japanese Ministry of Internal Affairs and Communications (2017)
3 An Economic Assessment of Present and Future Electronic-Waste Streams: Japan’s…