What economic decision made consumer goods so difficult to get in the soviet union until the late 1980s?

The economic decision that made consumer goods so difficult to get in the Soviet Union until the late 1980s was: The emphasis on heavy industry
During that period, Soviet Union focus its economic forces to produce various heavy equipment in order to win the Space Race against united states. Because of this, the smaller industries receive no subsidies from the government, causing the price of any imported goods became heavily inflated.