This document discusses the economics of mobile computing. It begins with definitions of mobility and mobile computing, explaining that mobile computing allows access to network services anywhere through mobile devices. The key benefits of mobile computing are improved decision making through real-time access to data, increased productivity and reduced costs, and improved customer relations. Mobile computing applications include enabling employee, supplier, and customer mobility as well as wireless messaging and location-based services. While mobile devices have advantages like ease of use and connectivity, they also have disadvantages such as short battery life and slower internet speeds compared to PCs.