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平成28年度 春期 ITパスポート試験 問31

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問31
頻出度★★★

事業コストを低減する方策として“範囲の経済”を追求する方法や“規模の経済”を追求する方法などがある。範囲の経済の追求に基づくコスト低減策として,適切なものはどれか。

出典 平成28年度 春期 ITパスポート試験 問31
解説

問 31

  • ア

    正解 “Economies of scope” refers to the effect of sharing common management resources such as technology, facilities, brand, and know-how across multiple different businesses or products, thereby lowering total costs compared with doing them separately. Choice ア, “Conduct multiple businesses by utilizing a common base technology,” reuses a single base technology across multiple businesses to avoid duplicated investment, which is exactly a cost-reduction measure based on economies of scope. Therefore ア is correct.

  • Incorrectイ

    “Carry out continuous business improvement” lowers costs by eliminating waste and through growing proficiency; it corresponds to the experience effect or improvement activities (Kaizen). This differs from the idea of economies of scope, which shares common resources across multiple businesses.

  • Incorrectウ

    “Expand the production volume at a factory” describes “economies of scale,” which enlarges the production scale of the same product to lower fixed cost per unit; it is not economies of scope.

  • Incorrectエ

    “Produce the same product at multiple factories” is about increasing production sites; it does not share common resources across different businesses, so it is not cost reduction through economies of scope.

ここがポイント
  • Economies of scope = sharing common management resources such as technology, facilities, and brand across multiple different businesses/products to lower total costs compared with doing them separately.
  • Distinguish it from economies of scale (lowering unit cost by expanding production volume): “sharing across multiple businesses” is scope, while “mass-producing the same product” is scale.
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