Q
Which of the following assumptions underlying input-output analysis raises about its validity ?
-
A
I- The technical coefficients are fixed which means so substitution between inputs occurs
-
B
Ii- there are no externalities so that the total effect of carrying out several activities is the sum of the separate effects
-
C
Iii- each good is produced by only one industry and each industry produces only one commodity
-
D
Iv- there is no technical change
