Component Based Software Development (CBSD) has been gaining more and more acceptance in the recent past due to its ability to provide better quality software in relatively less time and cost.Selection of a component is based primarily on the functionality that it provides, along with other important factors such as the value of quality attributes like functionality, security, maintainability, cost etc. The most crucial task for developers is to select the best matching component from COTS libraries. This work proposes a new metric that helps in selection of components for CBSD. The new...