The present study is conducted to test the efficiency of Indian options market. Very few studies have been conducted to test the efficiency of Indian derivatives market and especially Indian options market. This study is essential for testing the price discovery of the Indian options market. This study is motivated by lack of evidence and fills this gap by providing hitherto unavailable evidence on efficiency of the Indian options market.
The purpose of the study is to test the efficiency of Nifty stock options. The study is done using trading data for 1 month. Market efficiency is tested by examining the validity of the put-call parity and of the hedging strategy. Black-Scholes model of option pricing is used to determine the fair option prices in this study. In case of mispricing of options contracts, hedging test is conducted to ascertain whether above normal returns are possible by taking advantage of the mispricing.
In hedging test returns are calculated after the trader closes his position in the spot market. These returns are then compared to risk-free returns. When transaction costs are not taken into account, the hedging returns were more than the risk free returns for some stocks which showed that the market is inefficient. But after transaction costs are considered these returns became negative and ascertained that the market is efficient. Put-call parity test in the absence of the transaction costs showed that options market is inefficient. However in the presence of these costs, the hypothesis of market efficiency is accepted.
The present study will help to get useful insights so that the options markets can be made more efficient as healthy financial markets are backbone of any financially healthy country. Furthermore, financial markets should be efficient and efficiency helps to prevent any kind of frauds in the financial markets.
Table of Contents
CHAPTER I INTRODUCTION
1.1 INTRODUCTION
1.2 GENESIS OF THE PROBLEM
1.3 MAJOR CONCEPTS
1.4 NEED FOR THE STUDY
1.5 OVERVIEW
1.6 CHAPTERIZATION
CHAPTER II REVIEW OF LITERATURE
2.1 INTRODUCTION
2.2 HOW REVIEW HAS BEEN CONDUCTED
2.3 STUDIES CONDUCTED ABROAD
2.4 STUDIES CONDUCTED IN INDIA
CHAPTER III RESEARCH METHODOLOGY
3.1 INTRODUCTION
3.2 STATEMENT OF THE PROBLEM
3.3 METHODOLOGY
3.4 VARIABLES USED
3.5 HYPOTHESES
3.6 SAMPLE SIZE
3.7 SOURCES OF THE DATA
3.8 SAMPLING TECHNIQUE
3.9 TESTS USED IN THE STUDY
CHAPTER IV INDUSTRY OVERVIEW
4.1 INTRODUCTION
4.2 OVEVIEW OF DERIVATIVES MARKET IN INDIA
4.3 GLOBAL DERIVATIVES MARKET
4.4 POLICY DEVELOPMENTS IN INDIA
CHAPTER V DATA ANALYSIS AND INTERPRETATION
5.1 INTRODUCTION
5.2 SECONDARY DATA ANALYSIS
CHAPTER V FINDINGS, CONCLUSION AND SUGGESTIONS
6.1 INTRODUCTION
6.2 DISCUSSION OF RESEARCH FINDINGS
6.3 CONCLUSION
6.4 SUGGESTIONS
6.5 IMPLICATIONS OF THE STUDY
6.6 LIMITATIONS OF THE RESEARCH
Research Objectives and Themes
This study aims to empirically test the market efficiency of the Indian options market by analyzing Nifty stock options. The primary research question is whether the Indian options market is efficient, meaning whether investors can consistently earn abnormal, risk-adjusted returns after accounting for transaction costs using standard pricing models and hedging strategies.
- Assessment of market efficiency through put-call parity validity tests.
- Evaluation of hedging strategies and their profitability under market frictions.
- Application of the Black-Scholes model for fair value pricing of options.
- Analysis of the impact of transaction costs on arbitrage profitability.
- Investigation into the price discovery process within the Indian derivatives market.
Excerpt from the Book
1.2 GENESIS OF THE PROBLEM
The problem of the study is to test the efficiency of the Indian options market with respect to the Nifty stock options as underlying. An efficient financial market is one in which the prices of the financial instruments fully reflect all the available information. An efficient market also changes or adapts itself very fast so as to reflect the new information. Testing the efficiency of a financial market is very important because an efficient market is very much necessary for the “effective capital allocation, price discovery and risk management”. The efficiency of large financial markets is almost established. Such financial markets include forex markets in which it is almost impossible to earn supernormal profits by tapping arbitrage opportunities. Such markets adapt themselves so fast that it is almost impossible to earn riskless abnormal profits by making use of price differentials. Although options have been traded for many centuries but they are getting increased attention both in capital markets as an investment tool and in the development of the theory of capital assets valuations. Testing the efficiency of a market is also important because the growth of any financial market depends upon its efficiency. Thus efficiency of the options markets can be tested by testing the absence of arbitrage opportunities in a financial market.
Summary of Chapters
CHAPTER I INTRODUCTION: This chapter introduces the study, outlines the research problem regarding the efficiency of the Indian options market, and defines key concepts and the overall structure of the thesis.
CHAPTER II REVIEW OF LITERATURE: This chapter provides a comprehensive survey of 29 existing studies on options market efficiency, highlighting various methodologies and identified research gaps.
CHAPTER III RESEARCH METHODOLOGY: This section details the research design, including the variables used in the Black-Scholes model, the hypotheses to be tested, and the data collection process.
CHAPTER IV INDUSTRY OVERVIEW: This chapter offers an overview of the Indian derivatives market, including its development, policy framework, and a comparison with the global derivatives market.
CHAPTER V DATA ANALYSIS AND INTERPRETATION: This chapter presents the empirical testing results, utilizing ex-post tests, hedging tests, and put-call parity analyses to evaluate market efficiency.
CHAPTER V FINDINGS, CONCLUSION AND SUGGESTIONS: This concluding chapter summarizes the main findings, discusses the educational and regulatory implications, acknowledges research limitations, and suggests future research directions.
Keywords
Market Efficiency, Indian Options Market, Nifty Stock Options, Black-Scholes Model, Arbitrage Opportunities, Put-Call Parity, Hedging Strategy, Transaction Costs, Price Discovery, Volatility, Financial Derivatives, Risk-Free Returns, Ex-post Test, Market Frictions, NSE.
Frequently Asked Questions
What is the primary focus of this research?
The research focuses on empirically testing the market efficiency of the Indian options market using Nifty stock options as the underlying assets.
What are the main research themes covered?
The study covers themes such as market efficiency, arbitrage opportunities, options pricing using the Black-Scholes model, and the role of transaction costs in affecting investment returns.
What is the core objective of this study?
The core objective is to determine if the Indian options market is efficient by assessing whether traders can generate above-normal, risk-free returns by exploiting pricing discrepancies.
Which scientific methods are employed?
The study utilizes traditional static tests, specifically the Black-Scholes pricing model for fair value calculation, hedging strategy tests, t-tests for abnormal returns, and put-call parity regression analysis.
What is covered in the main body of the work?
The main body covers a comprehensive literature review, detailed research methodology, an industry overview of the Indian derivatives market, and extensive data analysis of Nifty stock options.
How can this work be characterized by its keywords?
The study is characterized by keywords such as market efficiency, derivative instruments, arbitrage, Black-Scholes model, and financial market regulations.
What were the findings regarding transaction costs?
The study found that while arbitrage opportunities appeared profitable in the absence of transaction costs, these returns became negative or insignificant once transaction costs were factored in, supporting the hypothesis of market efficiency.
How does the put-call parity test contribute to the results?
The put-call parity test analyzed the relationship between call options, put options, and the underlying spot price; it revealed that for a significant percentage of stocks, the market displays efficient pricing characteristics.
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- Anirban Ghatak (Autor), 2014, Testing the Efficiency of Indian Options Market, Múnich, GRIN Verlag, https://www.grin.com/document/454881
