+ wishlist Add to Cart The item has been added Author: Rob Hyndman Anne B. Koehler J. Keith Ord Ralph D. Snyder Forecasting with Exponential Smoothing: The State Space Approach (Springer Series in Statistics) [9783540719168] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 49 12% 50 - 99 13% 100+ 14% List Price As Low as $159.99 Format: Paperback