Define Need in marketing in briefly.

Need is a state of felt deprivation. This includes fundamental physical needs for clothing, food, warmth and also safety; as social needs for belonging and affection; as well individual needs for awareness and self-expression. It is an essential part of the human makeup. Whereas want, which is the form taken by a human need as shaped through culture and individual personality as well. Demands are human wants which are backed through buying power. Individuals have almost unlimited wants but restricted resources.