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An Investigation into Laboucheres Betting System to Improve Odds of Favorable Outcomes to Generate a Positive Externality Empirically Laboucheres投注制度提高有利结果产生正外部性的实证研究
Pub Date : 2017-06-29 DOI: 10.3844/JMSSP.2017.186.196
J. Billings, S. Barco
The Labouchere gambling system is hypothesized to increase the probability of winning a predetermined arbitrary profit in a gambling system such as a coin flip or a roulette game in which both payouts and odds are 1:1. However, use of the system increases the downside monetary risk in the event of a streak of multiple losses. To begin, a player creates an arbitrary series of consecutive integers with a sum equal to the desired profit from multiple rounds of betting. Using the system, a player will either win an amount equal to the sum of the elements of the initial series or lose all of their available capital. This sequence was simulated multiple times to determine the statistical characteristics of both the return and of the loss in an average round of betting. By running the simulations of millions of rounds of Labouchere, it was possible to discern the probable outcomes of running the system using the Labouchere gambling sequence and plotting the results on a graph to map the average return on the initial capital investment. The Labouchere system is very psychologically appealing to players because when applied over time it provides very consistent linear returns. However, there is eventually a critical moment at which the available capital for betting is exceeded and a player loses all of their available capital. It was found that as the number of bets increased, the outcome of applying the sequence approached zero.
Labouchere赌博系统被假设为增加在诸如掷硬币或轮盘赌等赌博系统中赢得预定任意利润的概率,这些赌博系统的赔率和赔率都是1:1。然而,在连续多次损失的情况下,使用该系统增加了下行货币风险。首先,玩家创建一个任意的连续整数序列,其总和等于多轮投注的预期利润。使用该系统,玩家要么赢得与初始系列元素总和相等的金额,要么失去所有可用资金。这个序列被多次模拟,以确定在平均一轮投注中回报和损失的统计特征。通过运行数百万轮Labouchere的模拟,可以识别使用Labouchere赌博序列运行系统的可能结果,并将结果绘制在图表上,以绘制初始资本投资的平均回报。Labouchere系统在心理上对玩家非常有吸引力,因为随着时间的推移,它会提供非常一致的线性回报。然而,最终会有一个关键时刻,即玩家的可用资本被超过,并且玩家失去了所有可用资本。结果发现,随着下注次数的增加,应用序列的结果趋于零。
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引用次数: 0
Application of Differential Equations in Projecting Growth Trajectories 微分方程在预测增长轨迹中的应用
Pub Date : 2017-04-26 DOI: 10.1453/JEB.V4I3.1363
Ron W. Nielsen
Mathematical method based on a direct or indirect analysis of growth rates is described. It is shown how simple assumptions and a relatively easy analysis can be used to describe mathematically complicated trends and to predict growth. Only rudimentary knowledge of calculus is required. Projected trajectories based on such simple initial assumptions are easier to accept and to understand than alternative complicated projections based on more complicated assumptions and on more intricate computational procedures. Examples of the growth of population and of the growth of the Gross Domestic Product are used to illustrate the application of this method of forecasting.
描述了基于增长率直接或间接分析的数学方法。它展示了简单的假设和相对容易的分析如何可以用来描述数学上复杂的趋势和预测增长。只需要基本的微积分知识。基于这种简单初始假设的预测轨迹比基于更复杂假设和更复杂计算程序的其他复杂预测更容易接受和理解。用人口增长和国内生产总值增长的例子来说明这种预测方法的应用。
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引用次数: 5
Crisis' Heritage Management - New Business Opportunities Out of the Financial Collapse 危机遗产管理——金融崩溃带来的新商机
Pub Date : 2016-12-27 DOI: 10.6084/M9.FIGSHARE.4497317.V1
Hristian Yuriev Daskalov
This paper intends to present the opportunities emerging for the national economy, out of the financial crisis. In particular the management of those, which arise from the commercial real estate owned property sector, defined by the author as crisis heritage management. On one hand, as real estate property prices are subject of wide fluctuations, the longer possession of such assets can seriously impact the financial condition of the already shattered financial institutions, but on the on other - with the help of professional and proactive management, and the right kind of attitude by all the stakeholders, the heritage left out of the financial collapse, can not only help stabilize the system - bringing liquidity into it, but can also support its healthy corporate governance in the long-term. The properties themselves (business buildings, warehouses, retail-and-office spaces), being an object of optimization of maintenance costs, re-engineering, intensive marketing, as a result of the crisis, can serve as a solid base for number of new and profitable business and investment opportunities, described in the article, as a proof of the healing effect of the financial crisis and the second chance it gives.
本文旨在介绍金融危机给国民经济带来的机遇。特别是那些源于商业地产的自有物业部门的管理,被笔者定义为危机遗产管理。一方面,由于房地产价格波动很大,长期持有这些资产会严重影响已经崩溃的金融机构的财务状况,但另一方面,在专业和积极的管理的帮助下,以及所有利益相关者的正确态度,金融崩溃遗留下来的遗产,不仅可以帮助稳定系统,为其带来流动性,但也可以长期支持其健康的公司治理。房地产本身(商业建筑、仓库、零售和办公空间),作为优化维护成本、重新设计、密集营销的对象,由于危机,可以作为一个坚实的基础,为许多新的和有利可图的商业和投资机会,在文章中描述,作为金融危机的治愈效果的证明,它给了第二次机会。
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引用次数: 0
Socio-economic inequality and prospects of institutional Econophysics 社会经济不平等与制度经济物理学的前景
Pub Date : 2016-11-02 DOI: 10.1007/978-981-10-5705-2_3
Arnab Chatterjee, A. Ghosh, B. Chakrabarti
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引用次数: 14
The Influence of Collaboration in Procurement Relationships 合作对采购关系的影响
Pub Date : 2016-09-30 DOI: 10.5121/ijmvsc.2016.7301
Wesley S. Boyce, H. Mano, J. Kent
Supply Chain Management often requires independent organizations to work together to achieve shared objectives. This collaboration is necessary when coordinated actions benefit the group more than the uncoordinated efforts of individual firms. Despite the commonly reported benefits that can be gained in close relationships, recent research has indicated that collaboration attempts between purchasing firms and their suppliers have not been as widespread as anticipated. Using a survey of procurement professionals, this research investigates how the purchasing function utilizes collaboration in its supply chain relationships. Structural equation modeling is used to identify how information sharing, decision synchronization, incentive alignment, collaborative communication, and trust impact collaboration, as well as how collaboration impacts performance. Results from 86 survey responses indicate that firms are still not fully utilizing collaborative relationships.
供应链管理通常需要独立的组织一起工作以实现共同的目标。当协调一致的行动比单个公司不协调的努力更有利于集体时,这种合作是必要的。尽管普遍报道密切关系可以获得好处,但最近的研究表明,采购公司与其供应商之间的合作尝试并不像预期的那样广泛。通过对采购专业人员的调查,本研究调查了采购功能如何在其供应链关系中利用协作。结构方程模型用于识别信息共享、决策同步、激励对齐、协作通信和信任如何影响协作,以及协作如何影响绩效。86项调查的结果表明,企业仍然没有充分利用合作关系。
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引用次数: 6
Sectoral Co-movements in the Indian Stock Market: A Mesoscopic Network Analysis 印度股票市场的部门协同运动:一个中观网络分析
Pub Date : 2016-07-19 DOI: 10.1007/978-981-10-5705-2_11
K. Sharma, Shreyanshi Shah, A. Chakrabarti, A. Chakraborti
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引用次数: 4
Local Operators in Kinetic Wealth Distribution 动态财富分配中的地方经营者
Pub Date : 2016-05-30 DOI: 10.1142/S0129183116501321
M. Andrecut
The statistical mechanics approach to wealth distribution is based on the conservative kinetic multi-agent model for money exchange, where the local interaction rule between the agents is analogous to the elastic particle scattering process. Here, we discuss the role of a class of conservative local operators, and we show that, depending on the values of their parameters, they can be used to generate all the relevant distributions. We also show numerically that in order to generate the power-law tail an heterogeneous risk aversion model is required. By changing the parameters of these operators one can also fine tune the resulting distributions in order to provide support for the emergence of a more egalitarian wealth distribution.
财富分配的统计力学方法基于货币交换的保守动力学多主体模型,其中主体之间的局部相互作用规则类似于弹性粒子散射过程。在这里,我们讨论了一类保守局部算子的作用,并且我们证明,依赖于它们的参数值,它们可以用来生成所有相关的分布。我们还通过数值计算表明,为了产生幂律尾,需要一个异构风险厌恶模型。通过改变这些操作符的参数,人们还可以微调最终的分配,以便为更平等的财富分配的出现提供支持。
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引用次数: 0
Escaping the trap of 'blocking': a kinetic model linking economic development and political competition 摆脱“封锁”的陷阱:经济发展与政治竞争的动态模型
Pub Date : 2015-12-17 DOI: 10.3934/KRM.2017016
M. Dolfin, D. Knopoff, L. Leonida, Dario Maimone Ansaldo Patti
In this paper we present a kinetic model with stochastic game-type interactions, analyzing the relationship between the level of political competition in a society and the degree of economic liberalization. The above issue regards the complex interactions between economy and institutional policies intended to introduce technological innovations in a society, where technological innovations are intended in a broad sense comprehending reforms critical to production. A special focus is placed on the political replacement effect described in a macroscopic model by Acemoglu and Robinson (AR-model, henceforth), which can determine the phenomenon of innovation 'blocking', possibly leading to economic backwardness. One of the goals of our modelization is to obtain a mesoscopic dynamical model whose macroscopic outputs are qualitatively comparable with stylized facts of the AR-model. A set of numerical solutions is presented showing the non monotonous relationship between economic liberization and political competition, which can be considered as an emergent phenomenon of the complex socio-economic interaction dynamic.
本文提出了一个随机博弈型相互作用的动力学模型,分析了社会政治竞争水平与经济自由化程度之间的关系。上述问题涉及旨在在社会中引入技术创新的经济和制度政策之间的复杂相互作用,其中技术创新的目的是在广义上理解对生产至关重要的改革。本文特别关注Acemoglu和Robinson在宏观模型(以下简称ar模型)中描述的政治替代效应,该模型可以确定创新“阻塞”现象,并可能导致经济落后。我们建模的目标之一是获得一个介观动力学模型,其宏观输出在质量上可与ar模型的程式化事实相媲美。本文给出了经济自由化与政治竞争之间的非单调关系的一组数值解,这可以看作是复杂的社会经济相互作用动态的一种新兴现象。
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引用次数: 26
The double role of GDP in shaping the structure of the International Trade Network GDP在形成国际贸易网络结构中的双重作用
Pub Date : 2015-12-08 DOI: 10.1504/IJCEE.2017.10003511
A. Almog, Tiziano Squartini, D. Garlaschelli
The International Trade Network (ITN) is the network formed by trade relationships between world countries. The complex structure of the ITN impacts important economic processes such as globalization, competitiveness, and the propagation of instabilities. Modeling the structure of the ITN in terms of simple macroeconomic quantities is therefore of paramount importance. While traditional macroeconomics has mainly used the Gravity Model to characterize the magnitude of trade volumes, modern network theory has predominantly focused on modeling the topology of the ITN. Combining these two complementary approaches is still an open problem. Here we review these approaches and emphasize the double role played by GDP in empirically determining both the existence and the volume of trade linkages. Moreover, we discuss a unified model that exploits these patterns and uses only the GDP as the relevant macroeconomic factor for reproducing both the topology and the link weights of the ITN.
国际贸易网络(ITN)是世界各国之间的贸易关系所形成的网络。国际间网络的复杂结构影响着重要的经济过程,如全球化、竞争力和不稳定性的传播。因此,根据简单的宏观经济数量对国际流通网络的结构进行建模是至关重要的。传统宏观经济学主要使用引力模型来描述贸易量的大小,而现代网络理论主要侧重于对国际贸易网络的拓扑结构进行建模。将这两种互补的方法结合起来仍然是一个悬而未决的问题。在这里,我们回顾了这些方法,并强调GDP在经验上决定贸易联系的存在和数量方面所起的双重作用。此外,我们还讨论了一个统一的模型,该模型利用这些模式,仅使用GDP作为相关的宏观经济因素来再现ITN的拓扑和链路权重。
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引用次数: 14
A Dynamic Model of Functioning of a Bank 银行运作的动态模型
Pub Date : 2015-11-02 DOI: 10.1063/1.5032004
O. Malafeyev, Achal Awasthi
In this paper, we analyze dynamic programming as a novel approach to solve the problem of maximizing the profits of a bank. The mathematical model of the problem and the description of a bank's work is described in this paper. The problem is then approached using the method of dynamic programming. Dynamic programming makes sure that the solutions obtained are globally optimal and numerically stable. The optimization process is set up as a discrete multi-stage decision process and solved with the help of dynamic programming.
本文分析了动态规划作为解决银行利润最大化问题的一种新方法。本文描述了该问题的数学模型和银行工作的描述。然后用动态规划的方法来解决这个问题。动态规划保证了得到的解是全局最优的和数值稳定的。将优化过程建立为离散的多阶段决策过程,并用动态规划方法求解。
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引用次数: 42
期刊
arXiv: General Finance
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