"glenn runs his own sign shop, where he does his own advertising, cleanup and stocking the shelves. he benefits from his own profits. glenn is self - "

Self Employed

Explanation:

Self employed is the person who not working under someone and is independent to work or is owner of the business. In this case, Glenn is owner of his shop and is working for his own business not for someone else so he is self-employed. Another examples of self employed are freelancers, shopkeepers (who own the business), owner of utensil stores, etc.

In simple words the owner of the business is self employed.

answer; i do believe that the correct answer is ; ///are valued more highly than their cost;

answer; encouraging the development of innovations by firms attempting to break a monopoly; (creative destruction)