teamsteverhyner.com/we-are-seeing-the-effects-of-the-minimum-wage-rise-in-san-francisco/

Every business has labor costs even if it's a one person business. After all their time is worth something. But in many cases, especially in the fast food arena, many employees are needed to produce a product for the consumer at a low cost. The competitive nature of this industry dictates costs remain as low as possible.