Ako vypočítať Shrinkflation
Čo je Shrinkflation?
The Shrinkflation Calculator quantifies when a product's size shrinks but price stays the same — calculating the effective price increase per unit. Common examples: cereal box dropping from 16 oz to 14 oz at same price = 12.5% effective price increase. Calculator computes old/new price-per-unit and labels the magnitude.
Vzorec
Effective Increase % = ((New $/Unit − Old $/Unit) / Old $/Unit) × 100
- S
- Size (oz/g/mL) — Product size
Sprievodca krok za krokom
- 1Enter old size and old price
- 2Enter new size and new price
- 3Choose unit (oz, g, mL, count)
- 4Calculator outputs price per unit change and effective increase
Worked Examples
Vstup
16oz $4 → 14oz $4
Výsledok
Old: $0.25/oz, New: $0.286/oz, +14.3% effective increase
Common Mistakes to Avoid
- ✕Comparing prices without checking unit count (4-pack vs 6-pack)
- ✕Forgetting size shrinks are often 5-10% — small but cumulative
Frequently Asked Questions
Is shrinkflation always bad?
It's a hidden price increase — bad for consumers but often preferable to sticker shock for manufacturers. Buying store brands typically avoids the worst examples.
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