supply the want of
131supply and demand — sup ply and de,mand noun uncount TECHNICAL the relationship between how much of a particular product is available and how much of it people want, and especially the way this affects the level of prices …
132supply and demand — UK / US noun [uncountable] economics the relationship between how much of a particular product is available and how much of it people want, and especially the way that this affects the level of prices …