According to the demand-pull theory, what is responsible for inflation? Producers raise prices to meet increased costs.
Demand for goods and services exceeds existing supply.
The economy is in a wage-price spiral.
Too much money is in circulation.

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 dont know but thats a great qusestion

the first question's answer is a.

the branch of biology that deals with the normal functions of living organisms and their parts.

the way in which a living organism or bodily part functions.