Replace 'price' with 'production cost', and factor in inflation, and maybe there's a decline over time even for alkaline batteries. But at such a low productio

Replace 'price' with 'production cost', and factor in inflation, and maybe there's a decline over time even for alkaline batteries. But at such a low production cost, the shelf-space is likely to be the biggest factor at point of sale. That, and the mark-up will be set at whatever the market will bear.