example:
Plan assumes unit cost falls about 6% whenever volume doubles (LR=0.94), ending near 3.50 per unit (65% reduction). Actual data shows about 17% per doubling (LR=0.83), from 1,000 to 128,000 units, ending at 2.70 (73% reduction) — roughly 2.8× faster learning than plan.
BY Hadi Kheireddine
