How many of rhe thirteen states needed to approve a low before it could passed, under the articles of confederation?

At least Nine of thirteen states need to approve the law under article of confederation. Article of confederation was the first constitution of United States came into force from March 1, 1781 to June 21, 1788 which was written document, according to which government functions in United states who gives powers to state to approve or Amend the articles by proving majority.

nine out of thirteen

trade regulation is a field of law, often bracketed with antitrust (as in the phrase “antitrust and trade regulation law”), including government regulation of unfair methods of competition and unfair or deceptive business acts or practices. antitrust law is often considered a subset of trade regulation law. franchise and distribution law, consumer protection law, and advertising law are sometimes considered parts of trade regulation law.

in general the theory of economics says that the more open to trade a country is the better   the result for the same country and the whole economies.

in real life countries impose taxes, quotas, etc which is not so good for the economies.

this kind of commercial war between the usa and china is slowing down the growth of the whole world so we can say that it is a draw back of trade regulations. and the free trade agreements are benefits of trade regulations.

i honestly speaking this is too long