What is the difference between options in the marketplace and in the public sector? Multiple choice question. The marketplace requires consumers to seek information about products before making a purchase, whereas voters can decide with no prior knowledge. The marketplace only imposes costs, while the public sector only provides benefits. The marketplace can satisfy preferences exactly, while the public sector requires choosing a candidate who is not always an exact fit. The marketplace offers only a limited number of choices, while the public sector offers an unlimited number of viable candidates