Which of these characteristics best descibes a communist economy

answer:

In a communist economy, production planning would be handled by government agencies. In this system there is very limited role for private companies if not entirely absent all together. The government is largely responsible for all major economic planning. 

Explanation:

answer:

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Explanation:

for your : )

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.