Africa's 'Idle Trillions' Are Already Hard at Work
This Brookings Institution analysis challenges the popular narrative that Africa has over $2 trillion in 'idle' domestic capital that can be easily redirected to close the continent's infrastructure gap. The author argues that these funds are already deployed, primarily in government securities, bank reserves, and pension liabilities. Breaking down the $4 trillion gross pool, the article shows that only about $300 billion is plausibly redirectable due to legal, liquidity, and fiduciary constraints. Redirecting pension funds from government bonds to infrastructure would require fiscal austerity or increased foreign borrowing, and would only cover about 11% of one year's infrastructure gap. The analysis concludes that portfolio optimization models actually advise against heavy infrastructure investment due to concentrated sovereign risk, making the 'idle trillions' claim a costly misunderstanding in development policy.
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