Colorado School of Mines

However, the large drop in PalmKid’s contribution margin per unit combined with a decrease in the actual number of PalmPro units sold as well as a drop in the actual contribution margin per unit below budget, led to the total contribution margin being much lower than budgeted. Other factors could be discussed here––for example, it seems that the PalmKid did not achieve much success with a three digit price point––selling price was budgeted at $149 but dropped to $102. At the same time,…

While ubiquitous Internet access is extremely convenient and enables marvelous new applications for mobile users, it also creates a major security vulnerability—by placing a passive receiver in the vicinity of the wireless transmitter, that receiver can obtain a copy of every packet that is transmitted! These packets can contain all kinds of sensitive information, including passwords, social security numbers, trade secrets, and private personal messages. A passive receiver that records a copy of…