NUSearch, Northwestern University Library's search tool, can be used to find books and other library resources. To search for books, it is best to click on the "Books, Images, & More" tab; otherwise, you are likely to be overwhelmed with articles.
"music festivals" AND "vip tickets"
concerts AND luxury
"live music" AND economics
I'm regularly available in the Philosophy Department's Brentano Library (Kresge 3520) from 12:00 - 1:00 on Mondays. I'm also always happy to meet in my office in the library by appointment: just click on the link above.