In fact, a huge number of adults are hopping on the braces bandwagon to get the grin they've always wanted. When I started practicing in the '90s, I was lucky if 1% of my clients were adults, says Sunil Wadhwa, DDS, PhD, director of orthodontics at the Columbia University College of Dental Medicine.
An aspect of fiscal policy. In economics, a duty is a kind of tax levied by a state. It is often associated with customs, in which context they are also known as tariffs or dues. The term is often used to describe a tax on certain items purchased abroad. Properly, a duty differs from a tax in being levied on specific commodities, financial transactions, estates, etc. rather than on individuals. Duties may be import duties, excise duties, stamp duties, death or succession duties, etc.; but not such direct impositions as per
Duty A charge imposed on the import of goods. Duties are generally based on the value of the goods (ad valorem duties), some other factor, such as weight or quantity (specific duties), or a combination of value and other factors (compound duties).