Regulatory interventions in the US oil and gas sector: How do the stock markets perceive the CFTC's announcements during the 2008 financial crisis?

2016 ◽  
Vol 54 ◽  
pp. 337-348 ◽  
Author(s):  
Istemi Berk ◽  
Jannes Rauch
2021 ◽  
pp. 1-24
Author(s):  
SANJEEV KUMAR ◽  
JASPREET KAUR ◽  
MOSAB I. TABASH ◽  
DANG K. TRAN ◽  
RAJ S DHANKAR

This study attempts to examine the response of stock markets amid the COVID-19 pandemic on prominent stock markets of the BRICS nation and compare it with the 2008 financial crisis by employing the GARCH and EGARCH model. First, average and variance of stock returns are tested for differences before and after the pandemic, t-test and F-test were applied. Further, OLS regression was applied to study the impact of COVID-19 on the standard deviation of returns using daily data of total cases, total deaths, and returns of the indices from the date on which the first case was reported till June 2020. Second, GARCH and EGARCH models are employed to compare the impact of COVID-19 and the 2008 financial crisis on the stock market volatility by using the data of respective stock indices for the period 2005–2020. The results suggest that the increasing number of COVID-19 cases and reported death cases hurt stock markets of the five countries except for South Africa in the latter case. The findings of the GARCH and EGARCH model indicate that for India and Russia, the financial crisis of 2008 has caused more stock volatility whereas stock markets of China, Brazil, and South Africa have been more volatile during the COVID-19 pandemic. The study has practical implications for investors, portfolio managers, institutional investors, regulatory institutions, and policymakers as it provides an understanding of stock market behavior in response to a major global crisis and helps them in taking decisions considering the risk of these events.


In 2008 the world faced a global crisis which is started from the US; thus it is named as a “US Great Recession. In this paper, we investigate whether the 2008 financial crisis has an effect on Turkish banking credits in regional case. For this aim we use Non-specialized Loans Deposit which is collected from The Banks Association of Turkey as an annual data. The period of the paper is 2004-2014. The selected regions are 11 NUTS1 regions; thus we have panel data with 121 observations. We use two dummy variable; first dummy values are 1 for 2008 and 0 for other years, a second dummy variable is 1 for 2008 and successor years; 0 for other years. The first dummy shows if the crisis affects only one year, the second dummy shows if the crisis affects crisis year and successor years.


2014 ◽  
Vol 13 (3) ◽  
pp. 573
Author(s):  
Jae-Kwang Hwang ◽  
Young Dimkpah ◽  
Alex I. Ogwu

This paper examines the transmission of the 2008 US financial crisis to four Latin American stock markets using daily stock returns from 2006 to 2009, analyzing returns before and during the 2008 financial crisis. The empirical evidence presents a financial integration by showing persistently higher volatility during the crisis period. This indicates that most of the stock markets in this study were severely hit by the US financial crisis. However, the evidence shows that Chile was less impacted by the 2008 financial crisis. The results here could be useful in international portfolio diversification decision-making in South American region.


Author(s):  
Salim Lahmiri ◽  
Stephane Gagnon

The purpose of this study is to examine the relationship between risk and return in financial markets. In particular, a comparative study is conducted to shed light on such association by using stock market data from Middle East and North Africa (MENA) and Europe. The exponential generalized autoregressive conditionally heteroskedastic in the mean (EGARCH-M) methodology is adopted to investigate the return generating process in financial markets under study during the 2008 financial crisis. Empirical findings show evidence that some MENA region financial markets generated more risk reward than European stock markets.


Author(s):  
Michael Harris

What do pure mathematicians do, and why do they do it? Looking beyond the conventional answers, this book offers an eclectic panorama of the lives and values and hopes and fears of mathematicians in the twenty-first century, assembling material from a startlingly diverse assortment of scholarly, journalistic, and pop culture sources. Drawing on the author's personal experiences as well as the thoughts and opinions of mathematicians from Archimedes and Omar Khayyám to such contemporary giants as Alexander Grothendieck and Robert Langlands, the book reveals the charisma and romance of mathematics as well as its darker side. In this portrait of mathematics as a community united around a set of common intellectual, ethical, and existential challenges, the book touches on a wide variety of questions, such as: Are mathematicians to blame for the 2008 financial crisis? How can we talk about the ideas we were born too soon to understand? And how should you react if you are asked to explain number theory at a dinner party? The book takes readers on an unapologetic guided tour of the mathematical life, from the philosophy and sociology of mathematics to its reflections in film and popular music, with detours through the mathematical and mystical traditions of Russia, India, medieval Islam, the Bronx, and beyond.


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