Can a case be made for offering higher wages in foodservice?

An increase in the minimum wage is imminent. What’s more, it may be tied to an index, like the Consumer Price Index. It’s not hard to imagine this going a little further, perhaps to the point where foodservice wages are comparable to those for all private-industry employees. If this were to happen, what would be the effect on the price of a burger?

One of the difficulties with increasing the wages of hourly employees is the competitive nature of the industry. Limited-service