Measuring social impact is as crucial as finance metrics for CFOs

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CFOs are under pressure to show how social impact translates into financial value. According to Gita Maharaj, CEO of Impact Institute, the challenge is to measure impact without reducing people and communities to numbers. The future of finance lies in bridging profit and purpose with integrity.

In today’s ESG-driven economy, CFOs are being asked to do more than balance books – they’re being asked to balance values.

As environmental, social, and governance (ESG) metrics become central to capital allocation, risk management and investor confidence, a new challenge has emerged: how do we translate social impact into the language of finance without losing its essential human dimension?

This is no longer a theoretical dilemma. According to Deloitte, 93 percent of Fortune 1000 companies now publish ESG reports, yet many still struggle to demonstrate meaningful connections between social impact and financial performance.

The gap isn’t just a reporting issue – it’s a strategic blind spot. In a global market where ESG-linked investments exceed $30 trillion, the ability to measure and communicate social impact effectively has become as crucial as traditional financial metrics.

The rise – and risk – of financialisation

One response to this challenge has been the financialisation of social costs: converting social outcomes into monetary terms so they can be integrated into cost-benefit analyses and corporate accounting. This approach promises clarity, comparability and the seductive simplicity of a common denominator. If everything has a price, everything can be managed.

Tools like social return on investment, shadow pricing, and impact-weighted financial statements are gaining traction. Harvard Business School’s Impact-Weighted Accounts Project, for example, proposed integrating social and environmental impacts directly into financial statements – an idea that’s already influencing investor expectations and boardroom conversations.

Financialisation is powerful precisely because it simplifies, reducing complex social realities to quantifiable line items. However, this risks creating false equivalencies and missing crucial cultural contexts.

As noted in essays published in the academic volume New South African Review 6: The Crisis of Inequality, financialisation often reproduces and entrenches inequality, particularly when applied to vulnerable populations. In South Africa, where over 25 million people rely on social grants (May 2025 Statistics SA report), the stakes of this process are far from abstract.

Case in point: Vodacom’s social contract

Consider Vodacom’s integrated reporting, which is guided by its “Social Contract” framework. This approach represents a shift away from simply defining value in financial terms to a broader understanding that includes social and stakeholder impact. As detailed in its reports, Vodacom has aimed to embed stakeholder engagement, qualitative insights and robust governance into its strategy to build trust and demonstrate its purpose as a responsible business.

The success of this framework is not measured solely in numbers, but in its recognition of the need to fundamentally rethink how value is created and measured within a complex social context. Vodacom’s experience exemplifies the need for a balanced approach: one that moves beyond simple financial proxies and embeds a deeper understanding of stakeholder impact.

What can – and can’t – be measured

At Impact Institute, we’ve seen firsthand how businesses struggle to navigate this terrain. Our work with listed companies and institutional partners has revealed a recurring tension: not all value is quantifiable.

Community trust, cultural loss, and psychological wellbeing resist market logic. When these are excluded or poorly approximated, they risk being ignored entirely – or replaced by reductive proxies that miss the lived experience of those affected.

Moreover, pricing harm can normalise it. If the legal, reputational, or compensation cost of a harmful practice is lower than projected returns, financial optimisation may encourage rather than prevent it. This creates a “price of permission” problem, where cost becomes a licence to proceed.

CFOs as stewards of ethical capital

CFOs are uniquely positioned to address these tensions. As stewards of both financial and strategic decision-making, they can ensure that financialisation serves accountability – not just efficiency.

This requires:

  • Disclosing assumptions behind social cost models, including discount rates, time horizons and proxies.
  • Pairing quantitative data with qualitative insights, such as stakeholder interviews, community feedback, and cultural context.
  • Refusing to reduce certain harms – like child labour or forced evictions – to economic trade-offs. Some decisions require categorical refusal, not cost-benefit analysis.

Academic research, including studies from Harvard Business School, indicates that transparent reporting and validation of social impact can strengthen a company’s risk management and enhance investor confidence. However, these benefits depend on genuine integrity, moral clarity and transparency – not just technical sophistication.

Intelligent integration: a path forward

The solution isn’t to abandon financialisation but to evolve it. What we call “intelligent integration” combines rigorous financial metrics with a nuanced understanding of social outcomes. It means building governance structures that embed social impact into financial decision-making, investing in data infrastructure that captures both quantitative and qualitative metrics and creating stakeholder engagement mechanisms that reflect real-world impact.
This is not easy work. But it is essential – particularly in our African context.

The bottom line

Quantifying social costs is a strategic imperative – but it must be done wisely. Used thoughtfully, it can elevate social issues to boardroom agendas, drive accountability and create real differentiation. Used carelessly, it can enable the very harms it claims to prevent.

In the end, the most successful CFOs will be those who can bridge the gap between profit and purpose. Not by choosing one over the other, but by understanding how they reinforce each other. Because in the future of corporate finance, the question won’t be whether we can measure social impact – it will be whether we measure it in ways that honour the people, communities and values behind the numbers.

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