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Repeated interaction between individuals is the main mechanism for maintaining cooperation in social dilemma situations. Variants of tit-for-tat (repeating the previous action of the opponent) and the win-stay lose-shift strategy are known…

种群与进化 · 定量生物学 2011-11-08 Shoma Tanabe , Naoki Masuda

This paper investigates Minsky's cycles by extending the paper of stockhammer et al. (2019) with a nonlinear model to capture possible local real-financial endogenous cycles. We trace nonlinear regime changes and check the presence of…

综合经济学 · 经济学 2025-11-07 Domenico delli Gatti , Filippo Gusella , Giorgio Ricchiuti

We propose a kinetic model to describe the dynamical evolution of wealth and knowledge in national and global markets, starting from a microscopic description of individual interactions. The model is built upon interaction rules that…

物理与社会 · 物理学 2026-02-24 Marzia Bisi , Martina Conte , Maria Groppi

The existing theorization of development economics and transition economics is probably inadequate and perhaps even flawed to accurately explain and analyze a dual economic system such as that in China. China is a country in the transition…

综合经济学 · 经济学 2021-10-06 Tianyong Zhou

A graph theoretic perspective is taken for a range of phenomena in continuum physics in order to develop representations for analysis of large scale, high-fidelity solutions to these problems. Of interest are phenomena described by partial…

计算物理 · 物理学 2019-05-22 R. Banerjee , K. Sagiyama , G. H. Teichert , K. Garikipati

Financial networks help firms manage risk but also enable financial shocks to spread. Despite their importance, existing models of financial networks have several limitations. Prior works often consider a static network with a simple…

最优化与控制 · 数学 2024-02-06 Akhil Jalan , Deepayan Chakrabarti , Purnamrita Sarkar

Microscopic models describing a whole of economic interactions in a closed society are considered. The presence of a tax system combined with a redistribution process is taken into account, as well as the occurrence of tax evasion. In…

综合金融 · 定量金融 2017-01-11 M. L. Bertotti , G. Modanese

We use the logistic equation to model the dynamics of the GDP and the trade of the six countries with the highest GDP in the world, namely, USA, China, Japan, Germany, UK and India. From the modelling of the economic data, which are made…

物理与社会 · 物理学 2022-09-27 Abhin Kakkad , Arnab K. Ray

This paper focuses on modeling the dynamic attributes of a dynamic network with a fixed number of vertices. These attributes are considered as time series which dependency structure is influenced by the underlying network. They are modeled…

统计方法学 · 统计学 2019-11-11 Jonas Krampe

We are flooded with large-scale dynamic networked data. Analyses requiring exact comparisons between networks are computationally intractable, so new methodologies are sought. We extend the graphlet-based statistics to directed networks and…

社会与信息网络 · 计算机科学 2016-03-18 Anida Sarajlić , Noël Malod-Dognin , Ömer Nebil Yaveroğlu , Nataša Pržulj

The \emph{World Trade Web} (WTW), the network defined by the international import/export trade relationships, has been recently shown to display some important topological properties which are tightly related to the Gross Domestic Product…

物理与社会 · 物理学 2009-02-06 D. Garlaschelli , M. I. Loffredo

This paper presents a general theory that aims at explaining timescales observed empirically in technology transitions and predicting those of future transitions. This framework is used further to derive a theory for exploring the dynamics…

动力系统 · 数学 2013-04-16 Jean-Francois Mercure

We formulate a mathematical model for daily activities of a cow (eating, lying down, and standing) in terms of a piecewise affine dynamical system. We analyze the properties of this bovine dynamical system representing the single animal and…

适应与自组织系统 · 物理学 2015-05-18 Jie Sun , Erik M. Bollt , Mason A. Porter , Marian S. Dawkins

Publicly traded companies are fundamental units of contemporary economies and markets and are important mechanisms through which humans interact with their environments. Understanding the general properties that underlie the processes of…

物理与社会 · 物理学 2022-07-07 Jiang Zhang , Christopher P. Kempes , Marcus J. Hamilton , Ruyi Tao , Geoffrey B. West

Systems evolving according to the standard concept of biological or technological evolution are often described by catalytic evolution equations. We study the structure of these equations and find a deep relationship to classical…

物理与社会 · 物理学 2007-05-23 Rudolf Hanel , Stuart A. Kauffman , Stefan Thurner

Financial markets are a typical example of complex systems where interactions between constituents lead to many remarkable features. Here, we show that a pairwise maximum entropy model (or auto-logistic model) is able to describe switches…

统计金融 · 定量金融 2014-01-28 Thomas Bury

This study considers a model of the income distribution of agents whose pairwise interaction is asymmetric and price-invariant. Asymmetric transactions are typical for chain-trading groups who arrange their business such that commodities…

概率论 · 数学 2009-11-11 Alexander M. Chebotarev

We consider a stochastic system whose uncontrolled state dynamics are modelled by a general one-dimensional It\^{o} diffusion. The control effort that can be applied to this system takes the form that is associated with the so-called…

概率论 · 数学 2007-11-15 Andrew J. F. Jack , Timothy C. Johnson , Mihail Zervos

There are clear benefits associated with a particular consumer choice for many current markets. For example, as we consider here, some products might carry environmental or `green' benefits. Some consumers might value these benefits while…

综合金融 · 定量金融 2008-12-02 Gérard Weisbuch , Vincent Buskens , Luat Vuong

We present a general model for the growth of weighted networks in which the structural growth is coupled with the edges' weight dynamical evolution. The model is based on a simple weight-driven dynamics and a weights' reinforcement…

统计力学 · 物理学 2009-11-10 Alain Barrat , Marc Barthelemy , Alessandro Vespignani