The earth economy is closed, and is not dependent on external planets. The Zimbabwe economy, like all African economies, is strongly dependent on imports of man

The earth economy is closed, and is not dependent on external planets. The Zimbabwe economy, like all African economies, is strongly dependent on imports of manufactured and industrial goods. If you actually have an argument and you understand the facts of what you want to argue, then please lay out your points. A silly non-relevant statement does not contribute to the discussion in any way.