Executive Summary Apple controls costs associated with purchases and workers’ in the supply chain. In manufacturing the IPhone, over 80% of materials are purchased by Apple. In addition, Apple supplies the manufacturing equipment whilst factories only purchase cases, screens, circuit boards, packaging and other materials. In the assembly department, labor costs include workers’ costs which are calculated according to the minimum wage standard for the region. in addition to management fees for the factory. Since Tim Cook became CEO of Apple, the company has required suppliers to not only increase their productivity but to also decrease costs at a rate...