For decades, a country’s success was measured by a single number: its Gross Domestic Product. The higher the GDP, the more “developed” the nation was presumed to be. But here’s the problem – a country can produce enormous wealth while its citizens remain malnourished, uneducated, and without access to clean water. GDP counts all of that production, but says nothing about who benefits from it or how people actually live. That fundamental gap in thinking has driven a global shift toward more honest, inclusive ways of measuring and achieving development.
Table of Contents
- The limits of GDP as a development yardstick
- The Human Development Index: putting people at the centre
- What the HDI reveals that GDP cannot
- Extending the HDI: accounting for inequality and gender
- The Multidimensional Poverty Index: beyond income poverty
- How the MPI works
- Inclusive growth: who benefits from development?
- Gender mainstreaming: equality as a development strategy
- Environmental sustainability: development within planetary limits
- Why a multidimensional view of development matters
The limits of GDP as a development yardstick
GDP measures the total monetary value of goods and services produced in a country over a given period. It is a useful economic snapshot, but as a measure of national well-being, it falls short in critical ways. GDP does not gauge income inequalities, unemployment rates, or disparities in access to public services such as healthcare and education. Two countries can post identical GDP figures while offering vastly different qualities of life to their citizens.
Consider this: a nation may log strong economic growth by extracting natural resources, yet leave its rural population without schools or hospitals. Or a country may grow its GDP through industries that degrade the environment, storing up long-term costs that never show up in the headline number. GDP fails to include things people care about that do not run through the market – such as leisure time, community relationships, and sense of purpose. The recognition of these gaps prompted economists and policymakers to ask a harder question: development for whom, and toward what end?
The Human Development Index: putting people at the centre
The HDI was created to emphasize that people and their capabilities should be the ultimate criteria for assessing the development of a country, not economic growth alone. Developed by Pakistani economist Mahbub ul Haq and anchored in the capability framework of Indian Nobel laureate Amartya Sen, the HDI was introduced in the first UNDP Human Development Report in 1990 with an explicit purpose: to shift the conversation from national income accounting to people-centred policies.
The HDI is a composite measure of three dimensions of human development: a long and healthy life, access to knowledge, and a decent standard of living. Health is measured by life expectancy at birth. Education is measured by the mean years of schooling for adults and the expected years of schooling for children entering school. Standard of living is measured by Gross National Income (GNI) per capita, adjusted for purchasing power. Unlike a simple average, the HDI uses a geometric mean, which penalises imbalance – if a country performs well on income but poorly on education, its HDI score is pulled down more than a straight average would suggest.
What the HDI reveals that GDP cannot
The HDI’s most powerful feature is its ability to expose contradictions in development. A country with high income but lagging education knows where to direct investment. A country with strong schooling outcomes but low life expectancy has a clear signal that its health infrastructure needs attention. Some oil-rich nations score lower on the HDI than their per capita income would predict, simply because energy revenues were not reinvested into schools or hospitals. Conversely, countries with modest economies have ranked surprisingly high because of strong public health and education systems – proving that wealth alone does not determine human well-being.
The HDI also enables critical policy questions. It can be used to question national policy choices, asking how two countries with the same level of GNI per capita can end up with different human development outcomes. These contrasts can sharpen debates about government priorities and the distribution of public resources.
Extending the HDI: accounting for inequality and gender
The basic HDI works with national averages, and averages can mask deep internal inequalities. Recognising this, the UNDP introduced the Inequality-adjusted HDI (IHDI), which discounts a country’s HDI score based on the degree of inequality across health, education, and income within its population. A country’s IHDI score is the same as its HDI score if there is no inequality between people; the greater the inequality, the lower the IHDI relative to the HDI.
Similarly, the Gender Development Index (GDI) calculates separate HDI scores for men and women and expresses the result as a ratio. Values below 1 indicate higher human development for men than women, while values closer to 1 indicate greater gender equality. Countries like Iran and Pakistan, despite reasonable GDP figures, reveal pronounced gender gaps when the GDI is applied. This granularity is exactly what makes multidimensional indices more actionable than GDP alone.
The Multidimensional Poverty Index: beyond income poverty
Income-based poverty lines – such as the World Bank’s threshold of living on less than a fixed dollar amount per day – tell us how many people fall below a monetary cutoff. But they say nothing about whether those same people have access to clean water, send their children to school, live in adequate housing, or have a functioning stove to cook on. A person might earn just above the poverty line and still be acutely deprived in most of these areas. This is the gap the Multidimensional Poverty Index (MPI) was designed to fill.
The global MPI is an international measure of acute multidimensional poverty covering over 100 developing countries. It complements traditional monetary poverty measures by capturing the acute deprivations in health, education, and living standards that a person faces simultaneously. It was developed jointly by the Oxford Poverty and Human Development Initiative (OPHI) and the UNDP, and has been published annually since 2010.
How the MPI works
The MPI assesses ten indicators grouped under three dimensions: health (nutrition and child mortality), education (years of schooling and school attendance), and living standards (cooking fuel, sanitation, drinking water, electricity, housing, and assets). A person is identified as MPI poor if they are deprived in a third or more of these weighted indicators. The index captures not just who is poor, but how poor – measuring the intensity of poverty by the share of deprivations each person experiences simultaneously.
This granularity matters enormously for policy. A government that knows only the income poverty rate cannot tell whether its rural poor lack nutrition, schooling, or sanitation – or all three at once. The MPI exposes those overlapping deprivations and helps policymakers design targeted, multi-pronged responses. The 2025 Global MPI, for instance, found that most multidimensionally poor people lack clean cooking fuel (970 million), adequate housing (878 million), and around 635 million poor people live in households where at least one person is undernourished.
One of the most striking recent findings from MPI data is India’s progress: according to UNDP reporting, 415 million people exited multidimensional poverty in India over 15 years, with the fastest improvements recorded in the poorest rural areas and among the most marginalised groups. This kind of progress tracking is only possible because the MPI measures poverty across multiple dimensions simultaneously – something income measures alone cannot do.
Inclusive growth: who benefits from development?
Even when overall economic indicators are rising, the benefits of growth can remain concentrated among elites, leaving large segments of the population – rural communities, ethnic minorities, women, informal workers – with little to show for macroeconomic gains. This is why contemporary development thinking insists on inclusive growth: economic expansion that reduces inequality, widens opportunity, and extends its benefits to those most marginalised.
Inclusive growth is not just a social objective – it is an economic one. Economies where large portions of the population remain uneducated, unhealthy, or excluded from formal labour markets are structurally weaker and less innovative. Investing in the capabilities of all citizens, not just a productive core, builds a broader economic base and reduces the social costs of exclusion. The 2030 Agenda for Sustainable Development explicitly links inclusive growth to SDG 8 – promoting sustainable and inclusive economic growth, full and productive employment, and decent work for all.
Gender mainstreaming: equality as a development strategy
No approach to inclusive development is complete without addressing gender inequality. Gender mainstreaming is the practice of integrating a gender equality perspective into the design, implementation, monitoring, and evaluation of all policies and programmes – not just those explicitly targeted at women. The aim is to ensure that development initiatives do not inadvertently reproduce or deepen gender disparities.
Gender mainstreaming was formally adopted as a UN system-wide strategy following the 1995 Beijing Platform for Action and remains a core commitment under the 2030 Agenda. Women and girls represent half of the world’s population and therefore half of its potential, yet on average women still hold only 30 per cent of managerial positions globally and spend two and a half times as many hours in unpaid domestic and care work as men. These structural inequalities are not just matters of fairness – they represent a systematic underutilisation of human capability that constrains national development.
Gender equality can be regarded as a cross-cutting issue in the implementation of the Sustainable Development Goals, intersecting with goals related to poverty, health, education, and climate action. This interconnected nature is precisely why mainstreaming – embedding gender analysis across all sectors – is more effective than isolated, single-issue interventions.
Environmental sustainability: development within planetary limits
A third pillar of contemporary development thinking is environmental sustainability. Economic growth that depletes natural resources, accelerates climate change, or degrades ecosystems is growth that borrows from the future. The HDI itself has begun to incorporate this dimension through the Planetary Pressures-adjusted HDI (PHDI), which discounts a country’s human development score based on its carbon emissions and material footprint. High-income countries that score well on the standard HDI often see their rankings drop significantly once environmental pressures are factored in, highlighting the tension between current development levels and ecological sustainability.
The 2025 Global MPI report adds another layer to this: under a high-emissions scenario, countries with the highest levels of multidimensional poverty could experience significantly more extreme heat days per year by mid-century, meaning climate change disproportionately threatens those who have contributed least to it. This intersection of poverty and environmental risk underlines why sustainable development cannot be separated from social equity.
Why a multidimensional view of development matters
The shift from GDP-centric thinking to multidimensional approaches – HDI, IHDI, GDI, MPI, and sustainability-adjusted indices – represents a more honest reckoning with what development is for. These tools do not replace economic measurement; they contextualise it. They force the question: growth for whom, and at what cost? A country that grows its economy while its citizens remain ill, uneducated, unequal, or environmentally imperilled has not truly developed. It has merely grown richer on paper.
As the UNDP’s foundational statement puts it, people and their capabilities should be the ultimate criteria for assessing a country’s development. That principle – simple in its phrasing, radical in its implications – continues to reshape how governments, international organisations, and citizens define progress and hold leaders accountable for it.
What do you think? If GDP is clearly insufficient as a measure of national progress, why do governments and media still lead with it when reporting economic performance? And as countries pursue inclusive growth and gender mainstreaming, whose voices should be most central in defining what development success looks like on the ground?
References
- https://www.ebsco.com/research-starters/social-sciences-and-humanities/united-nations-human-development-index
- https://www.imf.org/en/Publications/fandd/issues/2021/12/Measuring-Essence-Good-Life-Benjamin-Cooper-Heffetz-Kimball
- https://hdr.undp.org/data-center/human-development-index
- https://scienceinsights.org/what-is-hdi-the-human-development-index-explained/
- https://ourworldindata.org/human-development-index
- https://ophi.org.uk/what-global-mpi
- https://hdr.undp.org/system/files/documents/global-report-document/mpireport2025en.pdf
- https://www.undp.org/india/stories/what-makes-one-poor-understanding-multidimensional-poverty-index
- https://www.undp.org/policy-centre/istanbul/publications/gender-mainstreaming-skills-development-guidance-paper-and-tools
- https://www.undp.org/asia-pacific/publications/gender-mainstreaming-environment-and-sustainable-development-projects
- https://www.un.org/sustainabledevelopment/gender-equality/
- https://link.springer.com/article/10.1007/s10668-022-02656-1
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