Chapter 1 A Research on the Relatıonship Between CelebrityEndorsement and the Social MediaMarketing Perception of ConsumersChapter 2 Comprehensive Literature Review forClosed Loop Supply Chain StudiesChapter 3 A Novel Machine Learning Method forPattern Recognition and ClassificationChapter 4 Automobile Brand Preference in TurkeyDepending on Countries of Origin and SegmentsChapter 5 Opinion Leaders of Digital Era andTheir Effects on Consumer BehaviorChapter 6 The Status of Turkish Air Companies in GlobalCompetition and Other Airlines in AirTrade World: Analyses of the RivalryChapter 7 Evaluation of Health Service Quality WithServqual Scale: An Application in Turkey