Impact of Future Derivatives on Stock Market Volatility
Derivatives has been the talk of the financial world after it was accussed as the primary reason for such a deep financial crisis that affecetd the global economy in 2007. Thus, the modelling of asset returns and judging the volatility of stock market and whether the derivatives have a substantial effect on stock market volatility, is still the key task for every finance professional as it provides much needed on risk patterns involved in investment process. The Finance Gurus propose that stock market normally exhibit high levels of price volatility and cause concerns to the investor regarding unpredicatble outcomes, however with launch of derivatives in the nineties in the major
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However, with the introduction of derivatives in the financial world, more and more uninformed or irrational investors get atttracted to stock market and with lower information received by the traders in the cash markets, stock market experience a higher volatility of the price fluctuation.(Alexander, 2001)
In order to study the impact of future derivatives we will be using the S&P CNX Nifty Index as a benchmark index and to account for non-constant error variance in the return series a GARCH Model will be used by incorporating futures and options dummy variables in the conditional variance equation.
However, before proceeding with our analysis we must look at what existing literature concludes about impact of future derivatives on stock market volatility:
RECENT LITERATURE:
A number of studies have been conducted so far and each study had come up with its own conclusion. While one set of analysis indicates that inclusion of derivatives does not lead to destabilization of underlying market rather it improves liquidity in the stock market. On the other hand, second set of analysts reveals that their study provide evidence that derivatives do increase the stock market volatility. Thus, the topic is still debatable in finance world but before proceeding with our analysis we must look what the recent literature concludes about imapct of derivatives on stock market volatility:
1) Rahman(2001) in order to estimate the
Hedging is a significant measure of financial risk management. Since the 1970s, the increasing number of powerful companies started to control the risk of the exchange rate, the interest rate and commodity by using financial derivatives. ISDA (2013) based on the Global 500 Annual Report 2012 survey found that 88 percent of companies use foreign exchange derivatives. Modigliani & Miller (1958) believed that if the financial markets were under perfect conditions, for instance, there was no agency costs, asymmetric information, taxes and transaction costs, hedging would not increase the company 's value because investors can hedge by themselves. However, a large number of practical studies have shown that hedging is beneficial
Mr. Brown readily admitted that he was not at ease discussing the most recent approaches to risk reduction or hedging. He had received his MBA from Harvard in the 1960s and had spent most of his career working for a company that had little international exposure. Moreover, he was not familiar with derivatives such as currency options, which until recently were not widely traded. However, Mr. Brown had recently hired an assistant, Mr. Dan Pross, who had some knowledge of hedging and derivatives. As a student at UCLA, Mr. Pross had traded various types of derivatives for his own portfolio and was familiar with how they were traded. Although Mr. Pross did not have a finance background, he was, in Mr. Brown’s opinion, extremely intelligent and highly capable. Mr. Brown suggested that Mr. Pross make a presentation to the senior management on the use of derivatives to reduce risk.
Analyze the derivatives market and determine the use of derivatives to efficiently manage investment risks in an investment portfolio.
This document is authorized for use only by Yen Ting Chen in FInancial Markets and Institutions taught by Nawal Ahmed Boston University from September 2014 to December 2014.
Nestlé S.A. is a Swiss company and owns a prestigious position being the world’s leading nutrition, health and wellness group (Nestlé, 2016). According to its annual report (2015), this company is exposed to many risks caused by movements in foreign currency exchange rates, interest rate and market prices. The foreign exchange risk comes from transactions and translations of foreign operations in Swiss Francs (CHF). The interest rate risk faces the borrowings at fixed and variable rates. The market price risk comes from commodity price and equity price. The former risk arises from world commodity market for the supplies of coffee, cocoa beans, sugar and others. The later risk arises from the fluctuations of the prices of investments held. (Nestle annual reports, 2015). Thus, financial derivatives instruments are used by this multinational corporation in order to hedge these risks.
Second, research on Flash Crash stated that HFT has the impact to create irregular volatility because HFTs sold the S&P 500 stocks which E-Mini was linked and reinforced the illusion of event to scared fundamental buyers out of the market. Under normal market conditions, HFT decreases a short term volatility by making it possible to buy and sell without significantly altering prices. (Prewitt, 2012). In addition, Brogaard showed HFT data from 120 US stock from the period 2008 to 2010 that high levels of HFT performance led to lower volatility, but Foucault et al. conflicted that investors provide more stock market volatility when they have faster access to news. (Manahov et al, 2014).
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