EconomyGS3

NSE Ahimsa Index raises debate on ethical versus financial investing

The Hindu·2026-07-30· Read original

"NSE Ahimsa Index raises debate on ethical versus financial investing"

Prelims Facts

  • •Nifty 500 Ahimsa Index contains 326 companies after exclusions from the Nifty 500 universe, weighted by free-float market capitalisation.
  • •SEBI mandates Business Responsibility and Sustainability Reporting (BRSR) for the top 1,000 listed companies by market capitalisation.
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Key Terms

Negative Screening

excluding companies or sectors that fail to meet defined ethical or values-based criteria from an investment universe.

Efficient Frontier

the set of optimal portfolios offering the highest expected return for a given level of risk, per Modern Portfolio Theory.

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Study Note

BackgroundCore Concept

Background

India's capital markets have progressively moved beyond purely return-driven frameworks to incorporate non-financial criteria into investment decisions. Globally, this shift was institutionalised through the UN Principles for Responsible Investment (UN PRI), which encouraged institutional investors to embed ESG (Environmental, Social, and Governance) factors into portfolio construction. In India, SEBI (Securities and Exchange Board of India) has been the primary regulatory driver, mandating Business Responsibility and Sustainability Reporting (BRSR) for the top 1,000 listed companies by market capitalisation — a significant step toward standardised non-financial disclosure.

Thematic indices — rules-based baskets of stocks built around a defined investment philosophy rather than broad market representation — have become the primary vehicle for channelling this shift into investable products. The National Stock Exchange (NSE) and Bombay Stock Exchange (BSE) have both expanded their thematic offerings, covering ESG, sustainability, sectoral, and now values-based screens. India already hosts the Nifty100 ESG, Nifty100 Enhanced ESG, Nifty100 ESG Sector Leaders, and Nifty50 Shariah indices, situating the Ahimsa Index within a growing domestic ecosystem of non-conventional benchmarks.

The philosophical underpinning of this evolution traces back to a centuries-old debate in economics. Conventional financial theory posits Homo Oeconomicus — a purely rational, wealth-maximising agent. An alternative tradition, rooted in Adam Smith's The Theory of Moral Sentiments, recognises that human behaviour is also shaped by sympathy, justice, and moral concern. Behavioural and ethical finance has formalised this as Homo Ethicus — an agent who derives utility from both economic gains and value-aligned investing.

The Topic Explained

A thematic index is a rules-based benchmark that selects or excludes stocks based on a defined theme or philosophy. It serves two functions: as a performance benchmark for active fund managers, and as the underlying universe for passive products such as Exchange-Traded Funds (ETFs) and index mutual funds. The Nifty 500 Ahimsa Index, launched by the NSE in collaboration with the Ahimsagain Foundation, applies a negative-screening or exclusionary approach — removing companies classified in the Foundation's "orange" and "red" bands, which include businesses engaged in animal cruelty, sin goods, and related activities. The remaining 326 companies from the Nifty 500 universe are weighted by free-float market capitalisation, making it a diversified, passive-investment-ready benchmark.

This distinguishes the Ahimsa Index from mainstream ESG indices, which use a best-in-class or positive-screening methodology — selecting the highest ESG scorers within each sector rather than excluding entire industries. The Ahimsa Index's approach more closely resembles Socially Responsible Investing (SRI) and faith-based investing (such as the Nifty50 Shariah), where certain industries are excluded categorically, irrespective of individual firm performance. …

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Related PYQs

2025GS1 Prelims

With reference to investments, consider the following:

I.Bonds

II.Hedge Funds

III.Stocks

IV.Venture Capital

How many of the above are treated as Alternative Investment Funds?

AOnly one
BOnly two
COnly three
DAll four
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2024GS1 Prelims

Consider the following statements:

1.In India, Non-Banking Financial Companies can avail the Liquidity Adjustment Facility window of the Reserve Bank of India.

2.In India, Foreign Institutional Investors can be holders of the Government Securities (G-Secs).

3.In India, Stock Exchanges can provide a separate trading platform for debts.

Which of the statements given above is/are correct?

A1 and 2 only
B3 only
C1, 2 and 3
D2 and 3 only
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Practice MCQs

Economymedium

Which of the following best describes the difference between ESG investing and Socially Responsible Investing (SRI)?

AESG investing excludes entire industries categorically, while SRI selects the best performers within each sector.
BSRI excludes entire industries categorically based on values, while ESG typically uses best-in-class positive screening within sectors.
CESG investing is applicable only to equity markets, while SRI applies to both equity and debt markets.
DSRI is regulated by SEBI in India, while ESG is regulated by the Reserve Bank of India.
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Economymedium

According to Harry Markowitz's Modern Portfolio Theory, what is the consequence of restricting an investor's investment universe through ethical or values-based exclusions?

AIt improves risk-adjusted returns by eliminating volatile sectors from the portfolio.
BIt has no effect on the efficient frontier if the excluded sectors are negatively correlated with the rest of the portfolio.
CIt shifts the efficient frontier inward, reducing diversification and potentially lowering risk-adjusted returns.
DIt increases the Sharpe ratio of the portfolio by concentrating holdings in high-quality ethical companies.
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Economyhard

With reference to India's sustainable finance regulatory framework, consider the following statements:

1.SEBI has made Business Responsibility and Sustainability Reporting (BRSR) mandatory for the top 1,000 listed companies by market capitalisation.

2.The Nifty50 Shariah Index is an example of a faith-based thematic index already existing in India before the Ahimsa Index.

3.The UN Principles for Responsible Investment (UN PRI) is administered by SEBI as part of India's ESG disclosure framework.

Which of the statements given above is/are correct?

A1 and 2 only
B2 and 3 only
C1 and 3 only
D1, 2 and 3
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