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A Decision Framework for Evaluating the Rocky Mountain Area Wildfire Dispatching System in Colorado 评估科罗拉多州落基山区野火调度系统的决策框架
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-06-22 DOI: 10.1287/deca.2022.0047
Erin J. Belval, Matthew P. Thompson
In recent years, the state of Colorado has experienced extreme wildfire events that have degraded forest and watershed health and devastated human communities. With expanding human development and a changing climate, wildfire activity is likely to increase, and wildfire management agencies will be challenged to sustain landscapes and the ecosystem services they provide. A critical element of the United States’ federal-, state-, and local-level multiagency wildfire response is the interagency dispatching system, which facilitates the ordering, mobilization, and tracking of firefighting resources to and from wildfire incidents—a role that is likely to increase in both importance and workload in the future. Given increasing demands, it is worth considering ways to improve efficiencies, capacity, and capability within the current Colorado dispatching system. With this, the Rocky Mountain Coordinating Group (RMCG) and the Rocky Mountain Area Fire Executive Council (RMA-FEC) sought to reorganize the dispatching system, beginning with exploration of changes to dispatching zone boundaries and the number and location of dispatching centers throughout the state. Here we describe a multiyear research–management partnership with the RMCG and RMA-FEC to apply a structured decision-making process to guide this reorganization effort. We highlight the steps used in a participatory process that involved local decision makers and included iteratively revising and clarifying the problem statement, developing objectives and translating them into measurable attributes, building a multiobjective optimization model to generate and compare alternatives, and communicating a recommended alternative that was ultimately adopted. To conclude, we discuss insights from our experience and highlight opportunities for similar work to support efficient wildfire management elsewhere in the United States. History: This paper has been accepted for the Decision Analysis Special Issue on Decision Analysis to Further Environmental Sustainability. Funding: This research was supported by the U.S. Department of Agriculture Forest Service.
近年来,科罗拉多州经历了极端的野火事件,使森林和流域健康退化,并摧毁了人类社区。随着人类发展的扩大和气候的变化,野火活动可能会增加,野火管理机构将面临维持其提供的景观和生态系统服务的挑战。美国联邦、州和地方一级的多机构野火响应的一个关键要素是机构间调度系统,该系统有助于在野火事件中订购、动员和跟踪消防资源,这一角色在未来的重要性和工作量都可能增加。考虑到日益增长的需求,有必要考虑如何提高目前科罗拉多州调度系统的效率、容量和能力。为此,落基山脉协调小组(RMCG)和落基山脉地区消防执行委员会(RMA-FEC)开始着手调整调度系统,首先探索改变调度区域的边界和全州调度中心的数量和位置。在这里,我们描述了与RMCG和RMA-FEC的多年研究管理伙伴关系,以应用结构化的决策过程来指导这一重组工作。我们重点介绍了参与性过程中使用的步骤,该过程涉及当地决策者,包括反复修改和澄清问题陈述,制定目标并将其转化为可测量的属性,建立多目标优化模型以生成和比较备选方案,并传达最终被采用的推荐备选方案。最后,我们讨论了从我们的经验中获得的见解,并强调了在美国其他地方开展类似工作以支持有效野火管理的机会。历史:本文已被《决策分析》特刊《决策分析促进环境可持续性》接受。资助:这项研究得到了美国农业部林业局的支持。
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引用次数: 0
Optimal Ratcheting in Executive Compensation 高管薪酬的最优棘轮
4区 管理学 Q3 Decision Sciences Pub Date : 2023-06-01 DOI: 10.1287/deca.2023.0467
Iny Hwang, Youngsoo Kim, Michael K. Lim
Recent empirical studies point out that the firms do not fully incorporate the managers’ past performance when revising future contractual terms. This study offers a theoretical perspective on the firm’s executive compensation strategy that supports such latest empirical findings. Using a two-period principal-agent model, we examine firm’s compensation schemes with ratchet principle taking into account key factors such as informational rent, capability uncertainty, and performance noise. After characterizing the optimal incentive rates for a given degree of ratcheting, we examine the efficacy of ratcheting contract in executive compensation. We also explore the optimal degree of ratcheting that strikes a fine balance between informational rent and ratchet effect. We find that the capability gap-performance noise ratio plays a critical role in determining the optimal degree of ratcheting. Funding: I. Hwang and M. K. Lim acknowledge support from the Institute of Management Research at Seoul National University. Supplemental Material: The online appendix is available at https://doi.org/10.1287/deca.2023.0467 .
最近的实证研究指出,企业在修改未来的合同条款时,并没有充分考虑到经理人过去的绩效。本研究为公司高管薪酬策略提供了一个理论视角,支持这些最新的实证研究结果。在考虑信息租金、能力不确定性和绩效噪声等关键因素的情况下,采用两期委托代理模型,运用棘轮原理对企业薪酬方案进行了研究。在刻画了给定棘轮程度下的最优激励率后,我们检验了棘轮契约在高管薪酬中的有效性。我们还探讨了在信息租金和棘轮效应之间取得良好平衡的最佳棘轮程度。研究发现,性能间隙-性能噪声比是决定棘轮优化程度的关键因素。资助:I. Hwang和M. K. Lim感谢首尔国立大学经营研究所的支持。补充材料:在线附录可在https://doi.org/10.1287/deca.2023.0467上获得。
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引用次数: 0
Balancing Tradeoffs in Climate-Smart Agriculture: Will Selling Carbon Credits Offset Potential Losses in the Net Yield Income of Small-Scale Soybean (Glycine max L.) Producers in the Mid-Southern United States? 气候智能型农业的平衡权衡:出售碳信用额能否抵消小规模大豆净收益的潜在损失(甘氨酸max L.)美国中南部的生产商?
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-05-22 DOI: 10.1287/deca.2023.0478
Adrienne L. Contasti, A. G. Firth, B. H. Baker, J. Brooks, M. Locke, D. Morin
There is a need to achieve sustainable agricultural production to secure food, fiber, and fuel for a growing global population. Climate-smart (CS) actions (no-till and cover crops) can reduce carbon emissions and promote soil organic carbon (SOC) storage. Contemporary voluntary carbon markets provide producers with a monetary incentive to adopt CS actions. However, SOC–yield dynamics under CS actions are not well known, making it difficult for producers to judge whether additional income from carbon credits will offset potential losses to yield income. We designed a SOC–yield framework that captures SOC–yield–income dynamics under traditional (reduced tillage, no cover crops) and CS actions. Using a modified structured decision-making approach, we applied the framework to a case study in which producers aim to increase income by selling carbon credits after adopting CS actions. Specifically, we demonstrated how to balance tradeoffs between yield and carbon credit income that arise from tillage and winter cover crop actions (cereal rye, Secale cereale L. and crimson clover, Trifolium incarnatum L.) in a soybean (Glycine max L.) production system in Mississippi. Results indicated that a producer could minimize losses to net yield income by adopting no-till if already using cover crops. There was also evidence that carbon credit income could offset losses to yield income when adopting CS in place of traditional actions. Identifying risks to yield income and SOC storage can help design carbon neutrality policies that have minimum impact on a producer’s income. History: This paper has been accepted for the Decision Analysis Special Issue on Further Environmental Sustainability. Funding: This work was supported by the USDA-ARS [Grants 58-0200-0-002 (Advancing Agricultural Research) and 58-6001-8-003] and the USDA National Institute of Food and Agriculture [McIntire Stennis Project 1020959]. Supplemental Material: The online appendix is available at https://doi.org/10.1287/deca.2023.0478 .
有必要实现可持续的农业生产,为不断增长的全球人口提供粮食、纤维和燃料。气候智能型(CS)行动(免耕和覆盖作物)可以减少碳排放并促进土壤有机碳(SOC)储存。当代自愿碳市场为生产者提供了采取减排行动的金钱激励。然而,ccs行动下的soc产量动态并不为人所知,这使得生产者很难判断碳信用额的额外收入是否会抵消产量收入的潜在损失。我们设计了一个soc -产量框架,以捕捉传统(减少耕作,不种植覆盖作物)和CS行动下的soc -产量-收入动态。使用一种改进的结构化决策方法,我们将该框架应用于一个案例研究,在该案例研究中,生产者的目标是在采取碳减排行动后通过出售碳信用额来增加收入。具体来说,我们展示了如何在密西西比州的大豆(甘氨酸max L.)生产系统中平衡耕作和冬季覆盖作物活动(谷物黑麦,黑麦和深红色三叶草,三叶草)产生的产量和碳信用收入之间的权衡。结果表明,如果农户已经采用覆盖作物,则采用免耕可以最大限度地减少净产量损失。也有证据表明,当采用碳信用代替传统行动时,碳信用收入可以抵消损失,从而产生收入。识别产量收入和SOC存储的风险可以帮助设计对生产者收入影响最小的碳中和政策。历史:本文已被《进一步环境可持续性决策分析特刊》接受。资助:本研究由USDA- ars[赠款58-0200-0-002(推进农业研究)和58-6001-8-003]和美国农业部国家粮食和农业研究所[麦金泰尔·斯坦尼斯项目1020959]支持。补充材料:在线附录可在https://doi.org/10.1287/deca.2023.0478上获得。
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引用次数: 1
From the Editor: Belated Recognition for the 2021 Clemen–Kleinmuntz Decision Analysis Best Paper Award Winner and Finalist 来自编辑:对2021年克莱门-克莱蒙茨决策分析最佳论文奖得主和决赛选手的迟来的认可
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-05-09 DOI: 10.1287/deca.2023.0477
V. Bier
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引用次数: 0
From the Editor and Chair of the Award Committee: 2022 Clemen–Kleinmuntz Decision Analysis Best Paper Award 来自编辑和奖项委员会主席:2022年克莱门-克莱蒙茨决策分析最佳论文奖
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-05-09 DOI: 10.1287/deca.2023.0476
V. Bier, G. Montibeller
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引用次数: 0
A Decision Theoretic Foundation for Noise Traders and Correlated Speculation 噪声交易者与相关投机的决策理论基础
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-05-03 DOI: 10.1287/deca.2023.0473
Mark Schneider, M. Nunez
Noise traders are a central idea in the modern theory of asset markets, yet there is not a standard model of such agents in contrast to the well-established representation of rational agents as expected utility maximizers. We propose the Hurwicz criterion, a classical criterion in decision analysis for choice under uncertainty, as a foundation for noise traders in asset markets. Hurwicz agents trade on optimism and pessimism and do not trade on information. A binary asset market is introduced with asymmetric information and heterogeneity both in rationality and in ambiguity attitudes. In this environment, noise trader behavior is endogenously positively correlated, the market is more efficient in low sentiment periods, and the favorite-longshot bias holds in equilibrium. The analysis demonstrates that aggregate market properties such as positive trading volume and the favorite longshot bias can be derived from the micro behavior of individual agents that have an axiomatic foundation.
噪音交易者是现代资产市场理论的核心思想,然而,与理性行为者作为预期效用最大化者的既定表现相比,并没有一个标准模型来描述这些行为者。本文提出了不确定性决策分析中的经典准则——赫维奇准则,作为资产市场噪声交易者的基础。赫维奇经纪人根据乐观和悲观进行交易,不根据信息进行交易。引入了具有信息不对称和异质性的二元资产市场。在这种环境下,噪音交易者的行为是内生性正相关的,市场在情绪低迷时期效率更高,偏好长线偏好在均衡状态下保持不变。分析表明,总体市场属性,如正交易量和最喜欢的长线偏好,可以从具有公理基础的个体代理的微观行为中得出。
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引用次数: 0
From the Editors: New Decision Analysis Journal Submission Requirements 来自编辑:新的决策分析期刊投稿要求
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-04-20 DOI: 10.1287/deca.2023.0475
V. Bier, S. French
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引用次数: 0
A Simplified Method for Value of Information Using Constructed Scales 一种利用构造尺度计算信息价值的简化方法
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-04-10 DOI: 10.1287/deca.2023.0474
The value of information is a central concept in decision analysis, used to quantify how much the expected outcome of a decision would be improved if epistemic uncertainty could be resolved prior to committing to a course of action. One of the challenges, however, in quantitative analysis of the value of information is that the calculations are demanding, especially in requiring predictions of outcomes as a function of alternative actions and sources of uncertainty. However, the concept of value of information is important in early framing of some decisions, before such predictions are available. We propose a novel measure of the value of information based on constructed scales (CVOI), grounded in the algebra of the expected value of perfect information (EVPI), but requiring less of experts and analysts. The CVOI calculation decomposes EVPI into a contribution representing the relevance of the uncertainty to the decision and a contribution representing the magnitude of uncertainty; constructed ratio scales are then proposed for each contribution. We demonstrate the use of CVOI to identify research priorities related to migratory bird management in the face of climate change. Funding: This work was funded in part by the U.S. Geological Survey National Climate Adaptation Science Center.
信息的价值是决策分析中的一个核心概念,用于量化如果在采取行动之前能够解决认知不确定性,那么决策的预期结果将得到多少改善。然而,对信息价值进行定量分析的挑战之一是计算要求很高,特别是需要预测作为备选行动和不确定性来源的函数的结果。然而,信息价值的概念在一些决策的早期框架中很重要,在这些预测可用之前。我们提出了一种基于构造尺度(CVOI)的信息价值度量方法,该方法基于完美信息期望值(EVPI)的代数,但对专家和分析人员的要求较低。CVOI计算将EVPI分解为表示不确定性与决策相关性的贡献和表示不确定性大小的贡献;然后为每项贡献提出构建的比例量表。我们展示了使用CVOI来确定面对气候变化的候鸟管理相关的研究重点。资助:本研究部分由美国地质调查局国家气候适应科学中心资助。
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引用次数: 2
Using Decision Analysis to Determine the Feasibility of a Conservation Translocation 用决策分析确定保护易位的可行性
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-03-31 DOI: 10.1287/deca.2023.0472
Laura M. Keating, L. Randall, R. Stanton, Casey McCormack, M. Lucid, T. Seaborn, S. Converse, S. Canessa, A. Moehrenschlager
Conservation translocations, intentional movements of species to protect against extinction, have become widespread in recent decades and are projected to increase further as biodiversity loss continues worldwide. The literature abounds with analyses to inform translocations and assess whether they are successful, but the fundamental question of whether they should be initiated at all is rarely addressed formally. We used decision analysis to assess northern leopard frog reintroduction in northern Idaho, with success defined as a population that persists for at least 50 years. The Idaho Department of Fish and Game was the decision maker (i.e., the agency that will use this assessment to inform their decisions). Stakeholders from government, indigenous groups, academia, land management agencies, and conservation organizations also participated. We built an age-structured population model to predict how management alternatives would affect probability of success. In the model, we explicitly represented epistemic uncertainty around a success criterion (probability of persistence) characterized by aleatory uncertainty. For the leading alternative, the mean probability of persistence was 40%. The distribution of the modelling results was bimodal, with most parameter combinations resulting in either very low (<5%) or relatively high (>95%) probabilities of success. Along with other considerations, including cost, the Idaho Department of Fish and Game will use this assessment to inform a decision regarding reintroduction of northern leopard frogs. Conservation translocations may benefit greatly from more widespread use of decision analysis to counter the complexity and uncertainty inherent in these decisions. History: This paper has been accepted for the Decision Analysis Special Issue on Further Environmental Sustainability. Funding: This work was supported by the Wilder Institute/Calgary Zoo, the U.S. Fish and Wildlife Service [Grant F18AS00095], the NSF Idaho EPSCoR Program and the National Science Foundation [Grant OIA-1757324], and the Hunt Family Foundation. Supplemental Material: The online appendix is available at https://doi.org/10.1287/deca.2023.0472 .
近几十年来,保护易位,即为防止物种灭绝而有意移动的物种,已经变得普遍,并且随着世界范围内生物多样性的继续丧失,预计将进一步增加。文献中有大量的分析来为易位提供信息并评估它们是否成功,但它们是否应该启动的基本问题很少得到正式解决。我们使用决策分析来评估在爱达荷州北部重新引入北方豹蛙,成功定义为种群持续至少50年。爱达荷州渔猎部是决策者(也就是说,该机构将使用该评估来告知他们的决定)。来自政府、土著群体、学术界、土地管理机构和保护组织的利益相关者也参加了会议。我们建立了一个年龄结构的人口模型来预测管理方案如何影响成功的概率。在模型中,我们明确地表示了围绕一个以选择性不确定性为特征的成功标准(持续概率)的认知不确定性。对于领先的替代方案,持续的平均概率为40%。建模结果的分布是双峰的,大多数参数组合导致成功概率非常低(95%)。考虑到其他因素,包括成本,爱达荷州渔猎局将利用这一评估来决定是否重新引入北方豹蛙。更广泛地使用决策分析来对抗这些决策中固有的复杂性和不确定性,可能会极大地受益于保护易位。历史:本文已被《进一步环境可持续性决策分析特刊》接受。资助:这项工作得到了怀尔德研究所/卡尔加里动物园,美国鱼类和野生动物管理局[Grant F18AS00095],美国国家科学基金会爱达荷州EPSCoR计划和国家科学基金会[Grant OIA-1757324]以及亨特家庭基金会的支持。补充材料:在线附录可在https://doi.org/10.1287/deca.2023.0472上获得。
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引用次数: 1
Experimental Assessment of Utility Functions Induced by Fixed and Uncertain Targets 固定目标与不确定目标诱导效用函数的实验评估
IF 1.9 4区 管理学 Q3 Decision Sciences Pub Date : 2023-03-13 DOI: 10.1287/deca.2023.0470
M. Zellner, A. Abbas
This paper presents the results of four lottery-type experiments that investigate the effects of incentive structures on decision-making under uncertainty. We compare choices made with and without incentives, with fixed targets, with binary targets, and with four-outcome targets that are discretized from a logistic distribution. The results of the behavioral experiments (i) validate theoretical findings of utility functions induced by fixed and uncertain targets. Further, the behavioral results show that (ii) individuals’ choices are indeed affected by incentive structures, which we quantify by several deviation measures. (iii) Defined consistency measures show that choices under uncertain targets become less consistent as the number of uncertain target outcomes increases. The results of these experiments provide insights into the effects of setting incentive structures on decision-making behavior.
本文介绍了四个彩票型实验的结果,研究了不确定性下激励结构对决策的影响。我们比较了在有激励和没有激励的情况下做出的选择,有固定目标的选择,有二元目标的选择,有从逻辑分布离散化的四结果目标的选择。行为实验的结果(1)验证了固定目标和不确定目标诱导的效用函数的理论发现。此外,行为结果表明:(ii)个体的选择确实受到激励结构的影响,我们通过几个偏差度量来量化激励结构。(iii)定义的一致性度量表明,不确定目标下的选择随着不确定目标结果数量的增加而变得不那么一致。这些实验的结果为建立激励结构对决策行为的影响提供了见解。
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引用次数: 0
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Decision Analysis
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