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timing of product launches doesn't matter. In finance investors always compare year over year to evaluate the performance of their investments.

• Steko 15y ago
  He's not evaluating the performance of an investment, he's asking why the margin is different which is generally a product mix question.
  • chugger 15y ago
    same thing applies. year-over-year comparisons are more accurate.
    • Steko 15y ago
      Not always and certainly not in this case.