Why did south vietnam experience a sharp economic decline after the american withdrawal?

american soldiers were no longer in south vietnam spending money.
rice exports had decreased while government spending had gone up.
there was a surplus of goods with no one to sell them to.
north vietnam would not accept south vietnamese goods for sale.

The correct answer is: South Vietnam experienced a strong economic decline after the American withdrawal by American soldiers were no longer in South Vietnam spending money.   South Vietnam had long been dependent on American support. The last Americans who left South Vietnam were evacuated by a helicopter from the US embassy.    

American soldiers were no longer in South Vietnam spending money.

Explanation:

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