Show more usage examples... You need to know what the wholesale price of any materials are so that you can figure out how much to charge for your product.
Fundamental norms, rules, or values that represent what is desirable and positive for a person, group, organization, or community, and help it in determining the rightfulness or wrongfulness of its actions. Principles are more basic than policy and objectives, and are meant to govern both. See also principle.
If offered a choice, would you rather have principles or principals? A principle is a fundamental or general truth. It might also be the original (fundamental) source of something. America's principles establish religious liberty as a fundamental right.