Overview
- As of November 2025, the fortunes of 22 Mexican billionaires totaled $219.3 billion (about 3.9 trillion pesos), roughly the size of Jalisco and Guanajuato combined, doubling in five years and rising 4.2 times since 1996 as national growth lagged.
- Carlos Slim’s wealth reached $107.1 billion, the highest of his career, up 66% since 2020 and increasing at an average pace Oxfam estimates as $273 per second.
- Oxfam says individuals earning over 500 million pesos a year contributed only 21 centavos per 100 pesos of federal tax revenue, and it warns that missing, disaggregated data on top taxpayers masks true effective rates.
- The report links extreme concentration to an economic model benefiting a few through government contracts and fiscal incentives, and it finds the ultrarich are largely older male heirs with an average age near 71.
- Oxfam lays out nine actions spanning progressive taxes on wealth, inheritances and capital gains, public investment in care infrastructure and electric mass transit, progressive electricity subsidies, stronger regulators and water governance, with economists urging swift, transparent reform.