Discrete Dynamics in Nature and Society Special Issue on Advances in Complex Systems in Natural and Social Sciences CALL FOR PAPERS Complex systems involve a wide range of areas, including nature, engineering, Lead Guest Editor biology, economy, management, politics, and society. e complex phenomena it Guangxi Cao, Nanjing University of explores range from the life phenomenon presented by a cell, to the uctuation of the Information Science & Technology, stock market, the management of urban trac, the prediction of natural disasters, Nanjing, China and even the rise and fall of society. At present, the study of complexity has been
[email protected] widely concerned by scientists from all over the world. Guest Editors In recent years, with the continuous development of nancial innovation, the Lin-Yun He, Jinan University, volatility of the nancial market is increasingly intensied, and the interaction Guangzhou, China between the markets is increasing day by day. Since Markowitz founded portfolio
[email protected] theory, the problem of risk management and investment decision-making has been paid more and more attention and in-depth studied by economists all over the Lifei Chen, Nanjing University of world. Compared with the traditional normal distribution hypothesis, the nancial Information Science & Technology, time series oen presents temporal, skewed, spike, thick tail, and asymmetric fractal Nanjing, China characteristics, and has a nonlinear complex dependent structure. erefore, how to chenlifeiòÔ@Ôòâ.com accurately describe the risk of an asset portfolio is of great practical signicance for investors and asset managers. Submission Deadline Friday, ò August òýòý is Special Issue aims to collate cross-disciplinary original research and review articles with a main focus on the laws of natural, socio-economic, and nancial com- Publication Date plex systems.