It is a natural and adaptive social process to classify people into groups. however, because we inhabit one of these groups, we tend to favor our ingroup. what concept explains this tendency to put people, including yourself, into groups?

It is called, Social Categorization.

Explanation:

Social Categorization is the putting of people including yourself into a group based upon some factor. There are two types of categories, In group category and out group category. In group category is the one in which you include your self too. Social Categorization can be done on the basis of many factors like, race, ethnicity, religion, social class, power, education, etc. There could be any category in which the people may be differentiated. This is called Social Categorization.

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.

both focus ón people who behave in a risky way and çause accídeñ both explaín how to púrchase insurance añd cover the costs of premium. both describe what happened when consumers fail to pay their premíums in time