Dr. believes that psychological disorders are influenced by genetic predispositions and physiological states. he is also aware that inner psychological dynamics, social dynamics, and culture influence psychological disorders. dr. believes in a model.

   Biopsychosocial model

Explanation:  This model, as can be seen from the above description, is an interdisciplinary model. This is because it also contains genetic factors as a predisposition, but also internal dynamics of the psyche and social factors, all of which together form the causative agents of psychological disorders. This interdisciplinary model emphasises in particular how each aspect, that is, each of the disciplines of this model, since it is interdisciplinary, affects the extent of the disorder, ranging from health to disease, during human development.

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.