NEW YORK–(BUSINESS WIRE)–Mobile shopping and purchasing have become the norm across the globe, according to “Mobile Commerce: A Global Perspective,” an in-depth survey of mobile users from 19 countries around the world, released today by the Interactive Advertising Bureau (IAB) at the IAB MIXX Conference. Three-quarters (75%) of smartphone and tablet users said they have purchased a product or service on their smartphone or tablet in the past six months. Among these recent mobile purchasers,