The term shadow economy might evoke images of illicit dealings and secret markets—but its reality is far more nuanced, widespread, and impactful than many realize. According to a new visualization from Voronoi, based on Ernst & Young data, the shadow economy accounts for an average of 11.3% of global GDP. In some countries, it exceeds 50%.
So what exactly is the shadow economy? It includes all unreported economic activities—both legal and illegal—that fall outside official records. This can range from informal street vendors and off-the-books labor to smuggling and underground markets. While not all of it is criminal, it’s uniformly untaxed and unregulated.
The size of a nation’s shadow economy often correlates with its income level and governance systems. For example, Sierra Leone, Niger, and Nepal have some of the largest informal economies, each comprising over 50% of GDP. By contrast, countries like the United Arab Emirates (2.1%) and Switzerland have extremely low shadow economy shares, thanks in part to more robust institutions and enforcement.
Even developed nations aren’t immune. The United States, for instance, has an estimated $1.4 trillion shadow economy—roughly 5% of its total GDP. That includes cash-based jobs, unregistered businesses, and more.
Why does this matter? Large shadow economies can drain public resources by limiting tax revenue, reduce the quality of labor protections, and skew national statistics. For policymakers, understanding the informal sector is essential for designing more inclusive economic systems.
Addressing shadow economies isn’t about cracking down on individuals surviving through informal means. It’s about creating environments where formalization is beneficial and accessible—simplifying regulations, offering incentives, and fostering trust in institutions.
In a world where data drives decisions, visualizing what’s hidden is the first step toward economic transparency. As the global economy evolves, acknowledging the invisible parts of it becomes not just helpful—but necessary.
Read more from Ernest and Young: ey-gl-shadow-economy-report-02-2025.pdf
See the Visual: Visualizing the World’s Shadow Economies 🕶️ – Voronoi
