Scale Economies and Diseconomies at McDonalds: How does having a menu that is uniform around the country provide McDonald's with economies of scale? How is menu planning made more complex by expanding into other countries? Scale Economies and Diseconomies at the Movies: Movie theater concession sales account for well over half the profits at most theaters. Given this, what are the benefits of the staggered movie times allowed by multiple screens? What is the benefit to a multiscreen theater of locating at a shopping mall?