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The economic shocks that followed the COVID-19 pandemic have brought to light the difficulty, both for academics and policy makers, of describing and predicting the dynamics of inflation. This paper offers an alternative modelling approach.…

综合经济学 · 经济学 2025-05-20 Max Sina Knicker , Karl Naumann-Woleske , Jean-Philippe Bouchaud , Francesco Zamponi

Economic shocks due to Covid-19 were exceptional in their severity, suddenness and heterogeneity across industries. To study the upstream and downstream propagation of these industry-specific demand and supply shocks, we build a dynamic…

The coronavirus is a global event of historical proportions and just a few months changed the time series properties of the data in ways that make many pre-covid forecasting models inadequate. It also creates a new problem for estimation of…

计量经济学 · 经济学 2021-07-22 Serena Ng

Recently, a stock price model is proposed by A. Mahata et al. [Physica A, 574, 126008 (2021)] to understand the effect of COVID-19 on stock market. It describes V- and L-shaped recovery of the stocks and indices, but fails to simulate the…

统计金融 · 定量金融 2022-01-26 Anish Rai , Ajit Mahata , Md. Nurujjaman , Sushovan Majhi , Kanish debnath

I develop a novel macroeconomic epidemiological agent-based model to study the impact of the COVID-19 pandemic under varying policy scenarios. Agents differ with regard to their profession, family status and age and interact with other…

理论经济学 · 经济学 2020-11-13 Patrick Mellacher

The emergence of the COVID-19 pandemic, a new and novel risk factor, leads to the stock price crash due to the investors' rapid and synchronous sell-off. However, within a short period, the quality sectors start recovering from the bottom.…

统计金融 · 定量金融 2021-04-16 Ajit Mahata , Anish rai , Om Prakash , Md Nurujjaman

The potential tradeoff between health outcomes and economic impact has been a major challenge in the policy making process during the COVID-19 pandemic. Epidemic-economic models designed to address this issue are either too aggregate to…

We analyse the economics and epidemiology of different scenarios for a phased restart of the UK economy. Our economic model is designed to address the unique features of the COVID-19 pandemic. Social distancing measures affect both supply…

Dynamic input-output models are standard tools for understanding inter-industry dependencies and how economies respond to shocks like disasters and pandemics. However, traditional approaches often assume fixed prices, limiting their ability…

综合经济学 · 经济学 2025-05-16 Jan Hurt , Stefan Thurner , Peter Klimek

As of July, 2020, acute respiratory syndrome caused by coronavirus COVID-19 is spreading over the world and causing severe economic damages. While minimizing human contact is effective in managing the outbreak, it causes severe economic…

物理与社会 · 物理学 2021-04-28 Takeshi Kano , Kotaro Yasui , Taishi Mikami , Munehiro Asally , Akio Ishiguro

Lockdown procedures have been proven successful in mitigating the spread of the viruses in this COVID-19 pandemic, but they also have devastating impact on the economy. We use a modified Susceptible-Infectious-Recovered-Deceased model with…

物理与社会 · 物理学 2021-02-24 Sung-Po Chao

During the COVID-19 pandemic of 2019/2020, authorities have used temporary ad-hoc policy measures, such as lockdowns and mass quarantines, to slow its transmission. However, the consequences of widespread use of these unprecedented measures…

Understanding dynamics of an outbreak like that of COVID-19 is important in designing effective control measures. This study aims to develop an agent based model that compares changes in infection progression by manipulating different…

种群与进化 · 定量生物学 2021-06-24 Anik Burman , Sayak Chatterjee , Pramit Ghosh , Indranil Mukhokadhyay

The COVID-19 pandemic due to the SARS-CoV-2 coronavirus has directly impacted the public health and economy worldwide. To overcome this problem, countries have adopted different policies and non-pharmaceutical interventions for controlling…

Touristic cities will suffer from COVID-19 emergency because of its economic impact on their communities. The first emergency phases involved a wide closure of such areas to support "social distancing" measures (i.e. travels limitation;…

物理与社会 · 物理学 2021-07-14 Marco D'Orazio , Gabriele Bernardini , Enrico Quagliarini

The objective of this work is twofold: to expand the depression models proposed by Tobin and analyse a supply shock, such as the Covid-19 pandemic, in this Keynesian conceptual environment. The expansion allows us to propose the evolution…

综合经济学 · 经济学 2020-07-20 Ignacio Escanuela Romana

We show that a simple and intuitive three-parameter equation fits remarkably well the evolution of the gross domestic product (GDP) in current and constant dollars of many countries during times of recession and recovery. We then argue that…

综合金融 · 定量金融 2009-08-22 Damien Challet , Sorin Solomon , Gur Yaari

We study the behavior of an economic platform (e.g., Amazon, Uber Eats, Instacart) under shocks, such as COVID-19 lockdowns, and the effect of different regulation considerations imposed on a platform. To this end, we develop a multi-agent…

多智能体系统 · 计算机科学 2023-01-06 Xintong Wang , Gary Qiurui Ma , Alon Eden , Clara Li , Alexander Trott , Stephan Zheng , David C. Parkes

As we reach the apex of the COVID-19 pandemic, the most pressing question facing us is: can we even partially reopen the economy without risking a second wave? We first need to understand if shutting down the economy helped. And if it did,…

计量经济学 · 经济学 2020-05-12 Anish Agarwal , Abdullah Alomar , Arnab Sarker , Devavrat Shah , Dennis Shen , Cindy Yang

Our paper presents a methodology to study the heterogeneous effects of economy-wide shocks and applies it to the case of the impact of the COVID-19 crisis on exports. This methodology is applicable in scenarios where the pervasive nature of…

综合经济学 · 经济学 2024-11-11 Marco Dueñas , Federico Nutarelli , Víctor Ortiz , Massimo Riccaboni , Francesco Serti
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