[Related to the Economics in Practice LOADING... in this? section] In addition to? gambling, Las Vegas is famous for its live production shows. Close to 100 shows are performed at various venues across the city on any given? day, and many of the shows are? multi-million dollar productions with? months-long waiting lists for the best seats. Box office ticket prices range from less than? $10 for a few of the smaller shows to over? $200 for some of the major productions. In recent? years, a number of these shows have begun offering tickets for sale at half price through discount ticket outlets. These? half-price tickets are only available on the day of the? show, on a? first-come, first-served basis. Part 2 Using the concept of marginal? cost, explain why many of these productions have begun to offer these? half-price tickets.