How did the policies of ruling governments policies prevent colonies from developing their own economies?

The colonies cannot manufacture their own goods and cannot enter into trade deals with other nations.

Explanation:

The following are the factors for which the policies of the ruling governments prevented their colonies from developing their own economies are  :

1. The colonies are forced to sell their raw materials for the various products to the parent countries.

2. They also have to buy the manufactured goods from the parents countries.

3. They cannot manufacture their own products and goods.

4. There are various laws that imposed strict restrictions to the creation of any local industries and also prevented them from entering into any trade deals with other countries.

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