Beyond Accuracy: When Forecasts Meet Cash Flow
Opening — Why this matters now Forecasting models have become absurdly good at minimizing error metrics—RMSE, MAE, MAPE. Entire competitions are won on decimal-point improvements. And yet, warehouses remain overstocked. Shelves still go empty. The uncomfortable truth: accuracy does not pay the bills—inventory decisions do. This paper, “Beyond Accuracy: Evaluating Forecasting Models by Multi-Echelon Inventory Cost” fileciteturn0file0, takes a rare step back and asks a question most practitioners quietly care about: ...