Graph the market for U.S. workers providing technical support for customers of U.S. manufactures of digital devices making $19.00 per hour. Label E1. Next, improvements in communications technologies enable U.S. firms to substitute away from U.S. workers in favor of Indian workers, graph the new equilibrium. You may use your preferred drawing tool such as Paint, Word, PowerPoint or you can use pencil and paper. Capture your work it a presentation tool such as a short video or PowerPoint.