In the space of a week, Apple Inc. made two sets of changes to its App Store rules, which are the subject of lawsuits, regulatory probes, and legislation around the world, but the tweaks do not address the biggest concerns raised.
Lawmakers and regulators are considering dismantling the App Store business model, an outcome that could cost Apple about 6 percent of its sales—an amount equal to $16 billion in its last fiscal year—and shave up to 15 percent off its profit, according to an estimate last year from analyst firm Cowen.
