scholarly journals On the Relationship between Economic Policy Uncertainty and the Implied Volatility Index

2019 ◽  
Vol 11 (6) ◽  
pp. 1628 ◽  
Author(s):  
Imlak Shaikh

This article examines the effects of economic policy uncertainty (EPU) on the implied volatility index. The implied volatility index of various markets has been analyzed in relation to scheduled macroeconomic announcements, such as EPU and equity market policy uncertainty (EMPU) indices. The study highlights that EPU contains important information to explain the diverse market effects of the U.S., which is gauged into the volatility index. Estimates obtained in an autoregressive conditional heteroscedasticity framework indicate the persistence of volatility during spikes in the EPU. More importantly, the lagged values of the policy uncertainty index also contains market-related information to explain the markets’ future volatility. Major political and economic events have also contributed positively in that a presidential election contains information to explain various asset classes. Commodities, such as crude oil, gold, corn, and soybean, have been impacted significantly followed by EPU. Moreover, interest rate market volatility has also been moved adversely due to tight monetary policy. The Markov regime switching regression manifests that the implied volatility index (VIX) behaves abruptly in two different regimes followed by EPU.

2019 ◽  
Vol 16 (1) ◽  
Author(s):  
Keith Pilbeam

Abstract In this paper we outline the impact and likely future impact of Brexit on the pound. We argue that Brexit implies a significant depreciation of the pound and the degree of depreciation required is heavily linked to whether there will be a soft or hard Brexit. We find that the pound has had broadly similar depreciations to date against both the dollar and the euro. Brexit has considerably raised UK economic policy uncertainty and this, in turn, has at times led to an significant increase in future implied volatility of the pound. While there is an overall link between the state of the ongoing Brexit negotiations with the European Union and movements in the pound in the foreign exchange market, the link is not especially strong unless the perception that the negotiations are going badly has exceeded 60%.


Mathematics ◽  
2020 ◽  
Vol 8 (11) ◽  
pp. 1904
Author(s):  
Mudassar Hasan ◽  
Muhammad Abubakr Naeem ◽  
Muhammad Arif ◽  
Syed Jawad Hussain Shahzad ◽  
Safwan Mohd Nor

The implied volatility index is a forward-looking indicator of fear among stock market participants. We examine the extent to which the connectedness of fear among global stock markets is driven by the cross-country connectedness of economic policy uncertainty (EPU). We use data on stock market fear and EPU indices for 13 countries, which spans from January 2011 to December 2018. To measure the connectedness among stock market fear and EPU of our sample countries, we employ two connectedness models. A cross-sectional regression model is further employed to ascertain the extent to which EPU connectedness between two countries explains the connectedness of fear between their stock markets, while controlling for bilateral linkage and country-specific factors. We find that EPU connectedness between any two partner countries significantly drives the connectedness of fear between their stock markets. The driving potential not only holds for short- and long-term connectedness, but also after controlling for bilateral linkages (bilateral trade, geographical distance, common language) and country-specific (trade and financial openness of the transmitter country) factors indicating robustness in our results.


2020 ◽  
Vol 21 (5) ◽  
pp. 1350-1374
Author(s):  
Imlak Shaikh

Economic policy drives investment, production, employment, and other macroeconomic indicators of the economy. The study examines the equity, commodity, interest rates, and currency markets, taking into consideration the US economic policy uncertainty (EPU) index. The present work determines the association among policy uncertainty and volatility index, expressed in terms of generalized autoregressive conditional heteroscedasticity and period of empirical work spanning from 2000 to 2018. The results suggest that equity markets’ volatility tends to be very high based on a high degree of policy uncertainty. The findings on the commodity market indicate that crude oil and gold prices remain more volatile during the presidential election and financial crisis. One of the essential results shows that the 2000s boom, early credit crunch, Lehman’s collapse and recession, and fiscal policy battles have significantly affected the equity, currency, and commodity markets. The interest rates and currency markets have responded considerably to Feds’ and EPU index. The empirical outcome provides evidence that implied volatility index is a forward looking expectation of future stock market volatility, and it uncovers that policy uncertainty affects investor sentiment. The present work holds some practical implications for the government to formulate policies to regulate the US market.


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