まとめ
軍事用品と商業用品の製造作業は,これまで考えられていたよりも統合されている. 防衛業の請負業者は,先進技術を活用し,商業的な生産者に対して競争上の優位性を与えます.
科学分野:
- 産業組織 産業組織 産業組織
- 防衛経済学 防衛経済学
- 製造技術 製造技術 製造技術
背景:
- 冷戦の終結は,軍事製造と商業製造の分岐への信念を助長した.
- 防衛産業と商業産業の技術的,競争的重複に関する理解は限られていた.
研究 の 目的:
- 防衛産業と商用製造業の統合の程度を分析する.
- 防衛生産者と商業生産者が直面する技術的,競争的条件を比較する.
- 防衛契約における競争上の優位性に寄与する要因を特定する.
主な方法:
- 1991年の調査データを分析し,大規模な企業サンプルから採取したものです.
- 機械加工が密集した耐久財部門に焦点を当てます.
- 防衛生産者と商業生産者の比較分析.
主要な成果:
- 防衛産業と商業産業の領域を隔てる技術的,競争的障壁はほとんどない.
- 商業・軍事生産の統合は,この部門の防衛請負業者の間で一般的です.
- 防衛および商業生産者は,同様の競争条件と顧客多様性に直面しています.
- 防衛業の請負業者は,生産性を高めるテクノロジーをより多く利用しています.
結論:
- 防衛産業と商業製造業の分離は,想定していたより顕著ではない.
- 商業・軍事生産の統合は,一般的な戦略である.
- 技術の採用は,防衛業の請負業者に重要な利点をもたらします.
関連する概念動画
02:36Nuclear Power
Controlled nuclear fission reactions are used to generate electricity. Any nuclear reactor that produces power via the fission of uranium or plutonium by bombardment with neutrons has six components: nuclear fuel consisting of fissionable material, a nuclear moderator, a neutron source, control rods, reactor coolant, and a shield and containment system.
Nuclear Fuels
Nuclear fuel consists of a fissile isotope, such as uranium-235, which must be present in sufficient quantity to provide a...
Nuclear Fuels
Nuclear fuel consists of a fissile isotope, such as uranium-235, which must be present in sufficient quantity to provide a...
01:27Transformers in Distribution System
Transformers in distribution systems can be broadly categorized into distribution substation transformers and other distribution transformers. They are crucial for stepping down high transmission voltages to levels suitable for distribution and end-user applications.
Distribution substation transformers come in various ratings and typically use mineral oil for insulation and cooling. To prevent moisture and air from entering the oil, some transformers use an inert gas like nitrogen to fill the...
Distribution substation transformers come in various ratings and typically use mineral oil for insulation and cooling. To prevent moisture and air from entering the oil, some transformers use an inert gas like nitrogen to fill the...
01:21Masonry in Cold and Hot Weather Conditions
In cold weather, masonry construction requires specific precautions to ensure mortar does not freeze before curing, as this can significantly weaken its strength and watertightness. Mortar temperature should be maintained between 60°F and 80°F to support proper hydration and curing. Below 40°F, mortar water must be heated, but should not exceed 120°F as high temperatures can reduce mortar's compressive and bond strength.
Other key practices include keeping masonry units and sand dry and...
Other key practices include keeping masonry units and sand dry and...
01:27Cold Weather Concreting
When freshly poured concrete is exposed to freezing temperatures before it has set, the water within the concrete can freeze. This expansion disrupts the setting process, delays chemical reactions necessary for hardening, and increases the volume of pores within the hardened concrete, which weakens its overall structure. If the concrete manages to reach an appreciable strength before it freezes, the damage can be somewhat mitigated.
To counteract the negative impacts of cold weather, ensuring...
To counteract the negative impacts of cold weather, ensuring...
01:29Frost Resistant Concrete
Concrete's susceptibility to frost damage during freeze-thaw cycles demands strategic measures to enhance its frost resistance. Employing techniques like air entrainment, adjusting the water-cement ratio, proper curing, and selecting appropriate aggregates are essential.
Introducing microscopic air bubbles into the concrete mix through air entrainment creates small voids that accommodate ice expansion, thereby reducing internal pressures and preventing cracking. The optimal amount of entrained...
Introducing microscopic air bubbles into the concrete mix through air entrainment creates small voids that accommodate ice expansion, thereby reducing internal pressures and preventing cracking. The optimal amount of entrained...
01:26Steel Manufacturing
Steel manufacturing is a multi-stage process that begins by smelting iron ore into cast iron in a blast furnace. This initial stage involves layering iron ore with coke, a type of fuel, and crushed limestone within the furnace. The coke is ignited with a high volume of air, leading to the creation of carbon monoxide, which acts to reduce the iron ore to pure iron.
During this smelting process, limestone plays a crucial role by forming slag. Slag captures impurities within the molten iron, such...
During this smelting process, limestone plays a crucial role by forming slag. Slag captures impurities within the molten iron, such...