(duty) the social force that binds you to the courses of action demanded by that force; "we must instill a sense of duty in our children"; "every right implies a [..]

Government-dictated cost penalties levied on products, applied at the port of exit or entry. May be assigned by product, by value, by weight, by size, or by quantity. Duties are usually levied against specific products from specific countries or groups of countries, and can even vary from one manufacturer to another. Also known as Tariffs

Duties that are based in Ethics, rather than in law.

Requirements on a person to act in a certain way such as parents having a duty to care for their children.