Final answer:
Investment in IT is indeed directly related to U.S. productivity.
Step-by-step explanation:
The statement that there is a simple and direct relationship between investment in IT and U.S. productivity is True. Technology, specifically IT, plays a crucial role in U.S. economic growth. It is the most important contributor to economic growth, surpassing human capital and physical capital. The current U.S. economy benefits from better-educated workers, improved physical capital, and access to advanced technologies, all of which lead to increased productivity.