Dave and his two brothers, Martin and Shawn, go to Rice during the week and rent a UHaul to run a "3-Man Moving Company" on the weekends. The brothers charge $125 per hour for their services (this includes the truck rental). a. The three brothers do not have any jobs in hand for the upcoming weekend. But just then the telephone rings, and a potential customer (Josh McCown) offers $100 per hour for an eight hour job to be completed by the end of Saturday. Are Dave and his brothers dealing with an excess supply or excess demand situation