Answer:
B. 0.8
Step-by-step explanation:
Given that
Export = 60 billion tons
Import = 40 billion tons
Recall that
Intratrade share = 1 - ( X - M ÷ X + M)
Using Grubel-Lloyd index formula
Therefore
ITS = 1 - ( 60 - 40 ÷ 60 + 40)
= 1 - ( 20 ÷ 100)
= 1 - 0.2
ITS = 0.8