Vitamins A, D, E, and K are fat-soluble. B vitamins and vitamin C, on the other hand, are water-soluble. Vitamin A. Vitamin A is found in many yellow-colored fruits and vegetables. Good sources include: sweet potatoes; winter squash; carrots; dark leafy-green vegetables; fatty animal tissue, such as liver or fish
A negative externality (also called external cost or external diseconomy) is an economic activity that imposes a negative effect on an unrelated third party. It can arise either during the production or the consumption of a good or service.
In the case of a good or service involving a positive externality, government might cope in an analogous fashion by offering to pay subsidies to the producers or consumers of the good or service in question in order to encourage an appropriate expansion of production, or by using government's power to compel obedience without first negotiating mutually agreeable terms of cooperation among the affected parties, government might avoid the sizable transaction costs that would be involved in ...