How were colonies helpful to a countries economy

Cereal grains, flax, and cattle became important to the economies of Virginia and Maryland in the eighteenth century. Filtering into the backcountry of Pennsylvania, Virginia, and the Carolinas, they established farms on the frontier and grew just enough food to keep themselves going. Colonial trade and industry.

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powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

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