ONLINE “The Central Limit Theorem
ONLINE “The Central Limit Theorem and Combinatorics,” at http:// complexmodels.com/ CentralLimit.aspx, “The Value of Aggregation in Variability Smoothing and Peak Reduction,” at http:// complexmodels.com/ Aggregation.aspx, and “The Value of Resource Pooling and Load Sharing Across a Grid,” at http:// complexmodels.com/ Grid.aspx, illustrate the benefits of demand aggregation: reduction in peak capacity needed as well as increased utilization.

