补角 发表于 2025-3-23 11:37:03
0078-3390 Overview: 978-3-662-39360-4978-3-662-40413-3Series ISSN 0078-3390不可侵犯 发表于 2025-3-23 15:43:56
Ökonometrie und Unternehmensforschung‘ Econometrics and Operations Researchhttp://image.papertrans.cn/s/image/879426.jpg使服水土 发表于 2025-3-23 21:38:10
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Cost Estimates as Predictors of Actual Costs: A Statistical Study of Military Developments,. Sometimes the actual costs of major military hardware articles (aircraft, missiles, and so on) have been five or ten times the estimated amounts. Early estimates, made near the beginning of a development program, have been particularly unreliable.慢慢啃 发表于 2025-3-24 02:25:25
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