notes/logseq/bak/analysis/price_mix_vol/2023-01-13T01_15_47.843Z.Desktop.md

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2023-01-12 21:00:06 -05:00
Only applies to items that exist in both sets of data
**Change in Price**
( P₂ - P₁ ) Q₂
**Change in Quantity**
( Q₂ - Q₁ ) P₁
_To further break out change in quantity_
Change in Quantity - _Volume Related_
Q₂ ( Q₁ / Σ ( Q₁ ) ) - Q₁
Change in Quantity - _Mix Related_
Q₂ - Q₂ ( Q₁ / Σ ( Q₁ ) )