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心理因素如何影响风险决策中的价值运算?——兼谈Kahneman的贡献 被引量:18
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作者 张玲 《心理科学进展》 CSSCI CSCD 北大核心 2003年第3期274-280,共7页
风险决策是一个复杂的心理过程,由于心理因素的加入,其中的价值运算有不同于经济学与数学的运算规则。价值的心理学界定可以总结为三方面:效用、值函数、心理帐户,三种界定遵循着不同的心理学规律。Kahneman提出的值函数概念具有承先启... 风险决策是一个复杂的心理过程,由于心理因素的加入,其中的价值运算有不同于经济学与数学的运算规则。价值的心理学界定可以总结为三方面:效用、值函数、心理帐户,三种界定遵循着不同的心理学规律。Kahneman提出的值函数概念具有承先启后,集其大成的作用,它破除了理性神话,显示了价值运算对认知加工的依赖。 展开更多
关键词 心理因素 风险决策 价值运算 KAHNEMAN 效用 值函数 心理帐户 理性经济人 规范性研究
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Valuable Impulses and Successful Models of Gearbox Development from Practice
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作者 Tobias Schulze 《Journal of Mechanics Engineering and Automation》 2016年第8期408-418,共11页
Gears play an important role in mechanical engineering because of their moment and speed transmission possibilities. Design and optimization of a complete gearbox provide many requirements to the designer. The complex... Gears play an important role in mechanical engineering because of their moment and speed transmission possibilities. Design and optimization of a complete gearbox provide many requirements to the designer. The complex gearbox model consists of many machine elements (shafts, gears, bearings, housing, seals, and shaft-hub connections). The gearbox must be understood as a system with interactive parts. Next to the calculation of kinematics, load capacities and life times of single elements, aspects of load distribution and efficiency and noise excitation of gearboxes become important. The wide range of knowhow needed mostly cannot be covered by a small number of engineers. The development of automated calculation routines with understandable and comprehensive results is the goal for these research projects that lead to sottware-realizing solutions for engineers to efficiently design, calculate, optimize and verify gearboxes with minimal resources in terms of calculation experts and time. 展开更多
关键词 Tooth contact analysis gearbox design and verification finite element gearbox calculation gear modifications/optimization planetary gearboxes automated calculation process.
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