13.4. A Model-Based Solution Approach
The solution approach presented in this section relies on the reference model for electronic business shown in Fig. 13.3. The model creates a framework for the quantitative approach developed in this book. It also provides a basis for building solutions of planning problems of e-business sites. As described in Section 1.3, the upper blocks focus on the nature of the business and the processes that provide the services offered by the e-business site. The lower blocks concentrate on the way customers interact with the site and the demand they place on the resources of the site infrastructure.
Figure 13.3. Reference Models for e-buypc.com.
The four-layer model requires the following inputs: business quantitative ...