Give all raw materials to there country. Let them make finished or manufacturing goods, them sell them back to the colonies.
An important contribution of enslaved Africans employed in large-scale, specialized production of commodities in the Americas is the development of price-making markets across the Atlantic basin in regions (including Western Europe) that had long been dominated by non-market-oriented production.
It's called a "city-state"
Answer:
The first agricultural revolution occurred during the Neolithic period and was the evolution of humans going from being hunter-gatherers to farmers.
The "second" revolution was because of the new ways people discovered to raise the quality and quantity of farmed goods. Examples include utilizing selective breeding, the plough, and crop rotations.