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施工项目成本动态测算系统研究 总被引:10,自引:0,他引:10
本文根据施工项目成本测算特点,提出利用加权几何平均组合预测模型预测资源价格,确定成本测算基数,同时考虑项目经理部的管理能力和施工中可能遇到的风险,建立施工项目成本动态测算模型,形成较全面的、动态的施工项目成本测算系统. 相似文献
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本文基于收益管理的思想分析了物流系统作为一个复杂系统的分形及有序转化为混沌,出现新的相变的过程。在收益管理思想的指导下,设计了克服物流系统效益背反的整体优化的路径,并提出了基于收益管理的物流系统的自恰模式。 相似文献
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投资机构能够采取某种资产配置策略,改变由收益保证所引致的期末偿付能力不足风险,并根据风险与价值对等的原则,进而改变收益保证的价值.但是,现有文献在测算收益保证价值时并没有考虑资产配置策略.针对现有文献的不足,在一种新的收益保证形式下,提出了结合资产配置策略测算收益保证价值的新方法,然后以固定组合(CM)、生命周期(DL... 相似文献
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在垃圾焚烧发电BOT项目的前期决策中,项目收益是政府和项目公司展开谈判的基础问题。通过对此类项目收益系统的影响因素分析,基于系统动力学方法构建了项目收益模型,并运用模糊逻辑方法研究了地区经济发展水平和政府履约程度等定性因素对模型的影响。在此基础上,运用系统动力学分析软件Vensim PLE和MATLAB软件中的模糊逻辑工具箱,对垃圾焚烧发电BOT项目案例进行模拟。根据项目收益变化情况的模拟结果,讨论了在政府部门和项目公司各自期望的收益水平下特许期和特许价格的合理决策,并分析了特许期、特许价格和垃圾热值变化对项目收益的影响,从而为政府和项目公司运作垃圾焚烧发电BOT项目提供了决策参考。 相似文献
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产品与服务融合缓解了"供需错位"矛盾,使得产品服务供应链探索成为"供给侧结构性改革"下供需结构性匹配的重要路径。本文刻画产品服务视角下供应链组织结构的本质特征,构建产品服务供应链合作模型,探讨合作机制下"帕累托改进"区间存在性,揭示合作机制对产品服务供应链效率的作用机理。核心研究发现:供应链多元化组织结构加剧收益分配冲突,并导致服务规模与供应链效率"倒挂"现象,而合作机制下"双重收益共享"合作模型能提升产品服务供应链效率。 相似文献
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新兴市场企业升级和创新的最优路径是从简单的原始设备制造出发,经由原始设计制造,最终实现完全自主的原始品牌制造.在原始品牌制造产业模式下,供应链中的原始品牌制造商与其战略供应商之间存在着信息不对称、战略供应商投入影响原始品牌制造商收入以及双方共同承担收入不确定风险的特征,根据这些特征建立了供应链中战略供应商单任务投入的收入共享激励机制,发现在单任务激励机制中战略供应商对任务的投入等于原始品牌制造商提供的边际激励系数;根据双方多任务合作的特征,建立了供应链中战略供应商多任务投入的收入共享激励机制,发现在多任务激励机制中战略供应商对各个任务的投入不再等于原始品牌制造商提供的边际激励系数,而受各任务在投入成本和不确定性收入两方面的相关关系影响;最后运用算例仿真证明了多任务激励机制在改善供应链整体绩效上的优势. 相似文献
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Ren Kirkegaard 《Econometrica : journal of the Econometric Society》2012,80(5):2349-2364
I propose a new mechanism design approach to the problem of ranking standard auctions with two heterogeneous bidders. A key feature of the approach is that it may be possible to rank two auctions even if neither dominates the other for all combinations of types. The approach simplifies the analysis and unifies results in the existing literature. Roughly speaking, the first‐price auction is more profitable than the second‐price auction when the strong bidder's distribution is flatter and more disperse than the weak bidder's distribution. Applications include auctions with one‐sided externalities. Moreover, contrary to previous work, reserve prices are easily handled. Finally, the method can be extended to some environments with many bidders. 相似文献
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基于收益共享契约的供应链质量控制与协调机制 总被引:1,自引:0,他引:1
研究了单个供应商和单个零售商构成的供应链中,零售商采用收益共享契约对供应链成员质量控制决策的协调作用。分析了使用收益共享契约、供应商与零售商合作、使用批发价格契约三种情况下供应链成员的博弈均衡,并进一步通过比较讨论了收益共享契约对于供应链成员质量控制的优势和局限。研究表明,当销售量的变化对产品质量改进的敏感程度较高时,收益共享契约的协调效果较好,但对于零售商来说,虽然其利润高于采用批发价格契约,可利润份额却有所下降,这意味着收益共享契约对供应商更有利。 相似文献
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Birgit Heydenreich Rudolf Müller Marc Uetz Rakesh V. Vohra 《Econometrica : journal of the Econometric Society》2009,77(1):307-316
The property of an allocation rule to be implementable in dominant strategies by a unique payment scheme is called revenue equivalence. We give a characterization of revenue equivalence based on a graph theoretic interpretation of the incentive compatibility constraints. The characterization holds for any (possibly infinite) outcome space and many of the known results are immediate consequences. Moreover, revenue equivalence can be identified in cases where existing theorems are silent. 相似文献
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James D. Dana 《Production and Operations Management》2008,17(4):399-401
Research in revenue management is rapidly changing as the environment in which firms operate changes. The Internet, the adoption of new information technologies, and other market forces are driving a new wave of research in revenue management. At the same time, more and more industries are adapting the tools of revenue management to their needs. Promising research directions are more sophisticated models of consumer behavior, more general models and understanding of rivalry, and more general pricing mechanisms. These are important issues for today's revenue managers and promising areas for both theoretical and empirical research. 相似文献
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本文构建了创新引导基金模式下的协同创新博弈模型,研究了创新投资基金如何通过协同创新利益分配机制及基金投资策略的设计,激励企业和创新承包方提高协同创新投入,提升协同创新投资规模和绩效;得出了引导基金模式下协同创新最优分配机制和基金投资策略。研究表明:基金应将市场收益所有分配份额交给企业,基金和承包方向企业索取固定收益,从而使企业成为协同创新剩余价值的唯一索取者,激励企业按契约规定进行投资;基金应在满足承包方创新投入资金需求的情况下,尽可能在创新后期阶段才向承包方投资,以激励承包方提高创新投入,最大化基金期望净利润。 相似文献
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Brenda Dietrich Giuseppe A. Paleologo Laura Wynter 《Production and Operations Management》2008,17(4):475-480
A significant portion of the services industry is focused on providing services (medical, legal, financial, personal, and travel) to individuals. However, studies have shown that a less visible but rapidly growing segment of the service sector comprises firms that provide business functions to other businesses. The sector covers tasks such as payroll processing, procurement, and information systems management, as well as business consulting, technical support, call center operations, and software development. Firms may choose to purchase, rather than perform, these business functions to reduce costs, to mitigate risk, or simply to focus on their processes that provide marketplace differentiation. Transferring a business function from within a firm to an outside supplier is often called “outsourcing”; when the supplier provides the service from a lower‐cost country, it is called “offshoring.” The risks and benefits of outsourcing to the firm purchasing a business service have been studied in some detail by both academics and consultants. In this paper, we outline revenue management issues faced by business service providers and describe some new opportunities for the use of analytic methods in the service science sector. 相似文献