At the end of the article, I price out most of the charger components . I also estimate reasonable R&D costs. Based on these numbers, it's the profit margin tha

At the end of the article, I price out most of the charger components . I also estimate reasonable R&D costs. Based on these numbers, it's the profit margin that makes the charger expensive. See also this detailed analysis of Apple's profit margin: http://www.digitaltrends.com/mobile/iphone-cost-what-apple-is-paying/ http://www.digitaltrends.com/mobile/iphone-cost-what-apple-i...