Amajor problem of the economic union is

a) the refusal of the soviet-bloc nations to join.

b) gastarbeiter conflicts.

c) the opposition of nato.

d) states choosing to leave the union.

Well if you didn't know Any soviet related state or union was of a communist government so were every citizen was paid equal amounts of currency. for example In Russia if you were a doctor and your friend drove a cab it wouldn't matter who is a more important person you would still get the exact amount of cash he/she does