During his 2010 state of the union address, president obama presented his proposals for health care reform, financial regulation, and immigration reform. in this example, the president can best be described as fulfilling his role as

In the given scenario above, the president can be described as fulfilling his role as a chief legislator. A chief legislator is a way of having to influence the congress in means of making a law in which the congress has the power to be able to make laws and pass them.

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.