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相关论文: Social Network Analysis of Corruption Structures: …

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Studying corruption presents unique challenges. Recent work in the spirit of computational social science exploits newly available data and methods to give a fresh perspective on this important topic. In this chapter we highlight some of…

物理与社会 · 物理学 2022-02-04 Isabela Villamil , János Kertész , Johannes Wachs

Corruption studies must evolve to match the complexity of the modern world. Here, we present three main problems in corruption analysis that need to be address: the complexity of the corruption phenomenon itself and its context, the…

物理与社会 · 物理学 2021-12-28 José R. Nicolás-Carlock , Issa Luna-Pla

Corruption has been an important issue as it becomes obstacle to achieve the better and more efficient economic governmental system. The paper defines corruption in two ways, as state capture and administrative corruption to grasp the…

适应与自组织系统 · 物理学 2007-05-23 Hokky Situngkir

In this comment we discuss how complexity science and network science are particularly useful for identifying and describing the hidden traces of economic misbehaviour such as fraud and corruption.

物理与社会 · 物理学 2020-08-31 János Kertész , Johannes Wachs

Corruptive behaviour in politics limits economic growth, embezzles public funds, and promotes socio-economic inequality in modern democracies. We analyse well-documented political corruption scandals in Brazil over the past 27 years,…

物理与社会 · 物理学 2018-12-12 Haroldo V. Ribeiro , Luiz G. A. Alves , Alvaro F. Martins , Ervin K. Lenzi , Matjaz Perc

The paper focuses on the bribery network emphasizing harassment bribery. A bribery network ends with the police officer whose utility from the bribe is positive and the approving officer in the network. The persistent nature of corruption…

理论经济学 · 经济学 2022-01-11 Chanchal Pramanik

Recent research has shown that criminal networks have complex organizational structures, but whether this can be used to predict static and dynamic properties of criminal networks remains little explored. Here, by combining graph…

We use methods from network science to analyze corruption risk in a large administrative dataset of over 4 million public procurement contracts from European Union member states covering the years 2008-2016. By mapping procurement markets…

综合金融 · 定量金融 2019-09-20 Johannes Wachs , Mihály Fazekas , János Kertész

The article analyzes the essence of the phenomenon of corruption, highlights its main varieties and characteristics. The authors of the study apply historical analysis, emphasizing the long-term nature of corruption and its historical…

综合经济学 · 经济学 2021-06-18 Oleg Antonov , Ekaterina Lineva

Social Network Analysis is the use of Network and Graph Theory to study social phenomena, which was found to be highly relevant in areas like Criminology. This chapter provides an overview of key methods and tools that may be used for the…

社会与信息网络 · 计算机科学 2021-03-05 Lucia Cavallaro , Ovidiu Bagdasar , Pasquale De Meo , Giacomo Fiumara , Antonio Liotta

Corruption is a social plague: gains accrue to small groups, while its costs are borne by everyone. Significant variation in its level between and within countries suggests a relationship between social structure and the prevalence of…

社会与信息网络 · 计算机科学 2019-08-26 Johannes Wachs , Taha Yasseri , Balázs Lengyel , János Kertész

Neural Networks are sensitive to various corruptions that usually occur in real-world applications such as blurs, noises, low-lighting conditions, etc. To estimate the robustness of neural networks to these common corruptions, we generally…

机器学习 · 计算机科学 2021-05-27 Alfred Laugros , Alice Caplier , Matthieu Ospici

Analysis of criminal networks is inherently difficult because of the nature of the topic. Criminal networks are covert and most of the information is not publicly available. This leads to small datasets available for analysis. The available…

社会与信息网络 · 计算机科学 2015-09-22 Emrah Budur , Seungmin Lee , Vein S. Kong

Certain crimes are hardly committed by individuals but carefully organised by group of associates and affiliates loosely connected to each other with a single or small group of individuals coordinating the overall actions. A common starting…

社会与信息网络 · 计算机科学 2015-10-09 Haruna Isah , Daniel Neagu , Paul Trundle

We study corruption as a generalized epidemic process on the graph of social relationships. The main difference to classical epidemic processes is the strong nonlinear dependence of the transmission probability on the local density of…

物理与社会 · 物理学 2007-05-23 Ph. Blanchard , A. Krueger , T. Krueger , P. Martin

Corruption crimes demand highly coordinated actions among criminal agents to succeed. But research dedicated to corruption networks is still in its infancy and indeed little is known about the properties of these networks. Here we present a…

Political corruption is inherently an affiliation process linking agents to corruption cases; yet it is often studied via one-mode projections that connect co-offenders within the same scandal, implying a loss of information that…

We inspect a possible clustering structure of the corruption perception among 134 countries. Using the average linkage clustering, we uncover a well-defined hierarchy in the relationships among countries. Four main clusters are identified…

经济学 · 定量金融 2015-03-06 Michal Paulus , Ladislav Kristoufek

Relations between discrete quantities such as people, genes, or streets can be described by networks, which consist of nodes that are connected by edges. Network analysis aims to identify important nodes in a network and to uncover…

数值分析 · 数学 2021-09-21 A. Concas , S. Noschese , L. Reichel , G. Rodriguez

In recent years, methods from network science are gaining rapidly interest in economics and finance. A reason for this is that in a globalized world the interconnectedness among economic and financial entities are crucial to understand and…

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