Apple is warning developers about the introduction of new international digital services taxes and changes to sales tax, which could potentially impact developer revenues.In emails sent to developers in the Apple Developer Program, Apple advises it will be adjusting its App Store prices in four countries, to reflex tax changes. Apps sold in Chile will now be subjected to a new value-added tax of 19%, while apps prices in Mexico will take into account a new 16% value-added taxFor Saudi Arabia, the value-added tax has raised from 5% to 15%, and in Turkey, the existing 18% value-added tax is joined by a digital services tax of 7.5%. Proceeds of sales within the App Store for those four countries will be adjusted automatically, with revenue calculated based on prices after tax deductions.Read more