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Unformatted text preview:Solution: Two sectors of US economy are
(1 ) audio , video and communication equipment
(2) electronic components and accessories .
Suppose in 1998, the input-output table involving
these two sector was as follows ( in million of dollars ) :
From
To1 Equipment Components
Equipment
6 900
600
Components
24000
31000
Total
output 90000 140000
We have to determine the production level necessary
in these two sectors to meet an external demand
for $82000 million of communication equipment and
$ 92000 million of electronic components.
Let, A = | azi
azz
Where air
column entry
Column Total
:. all
=
6000
90000
15
=
600
3
1 40000
700
= 24000
90000
15
azz
31000
31
140 000
140