This is crazy! THE SWIFTIES ECONOMY Taylor Swift’s “Eras” tour of 117 concerts worldwide is projected to add up to $5 billion to the global economy according to market research firm QuestionPro. The “Swifties” surveyed said they spent an average of $1,300 per show, a whopping $720 more than their intended budget. Even with the added expenses, 91% “shook it off” and said they’d do it again.