Determine the Author’s Purpose Why do you suppose these laws were written down and codified?

They might have been written down and codified because they wanted to keep it more of a secret but idk i hope this helps

Explanation:

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

answer; protectionism fosters competition and keeps price regulated;