On the effectiveness of top-down strategy for forecasting autoregressive demands

• Main Authors: Viswanathan, S., Widiarta, Handik, Piplani, Rajesh
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2013
• Online Access: https://hdl.handle.net/10356/100838; http://hdl.handle.net/10220/18143
• Institution: Nanyang Technological University

We investigate the relative effectiveness of top-down versus bottom-up strategies for forecasting the demand of an item that belongs to a product family. The demand for each item in the family is assumed to follow a first-order univariate autoregressive process. Under the top-down strategy, the aggr...