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IMF urges RBA to keep rates high as AI power demand fuels inflation

IMF urges RBA to keep rates high as AI power demand fuels inflation
Economy · 2026
Photo · Priya Raman for Daily Digest Invest
By Priya Raman Macro & Economy Sep 18, 2026 4 min read

The International Monetary Fund (IMF) has delivered a clear message to Australia's central bank: keep interest rates high, and don't rule out another increase. The fund warns that inflation could remain stubbornly above target, driven by rising energy costs and a surge in electricity demand from artificial intelligence and data centers.

The IMF's assessment, part of its regular health check of the Australian economy, pushes back against any market expectations of imminent rate cuts. Instead, it argues that the Reserve Bank of Australia (RBA) should hold its policy rate at restrictive levels until inflation is convincingly under control.

Why the IMF is worried

The fund's core concern is that inflation is not yet defeated. While headline inflation has fallen from its peaks, the IMF points to several forces that could keep price pressures alive. Energy costs are a key factor: higher global oil, gas, and electricity prices can feed directly into household bills and business expenses, and—more importantly—can reshape what people expect inflation to be in the future.

Those expectations matter because they influence wage demands and pricing decisions. If households and businesses start to believe inflation will stay high, they may act in ways that make it a self-fulfilling prophecy. The IMF's advice is therefore simple: don't talk about rate cuts until inflation is clearly back within the RBA's 2–3% target band.

Another new factor is the rapid growth of electricity demand from AI and data centers. As more computing power is deployed for artificial intelligence, energy consumption is climbing. This can push up wholesale power prices and add to inflationary pressure, a dynamic that central banks around the world are beginning to watch closely.

What this means for the RBA

The IMF's stance aligns with recent signals from the RBA itself. The central bank has already warned that Middle East conflict and AI data centers are reigniting inflation, and it has kept the door open to further tightening. The IMF's endorsement strengthens that position, suggesting that the RBA should not be in a hurry to ease policy.

For Australian borrowers, this means the era of high interest rates could last longer than many hoped. Mortgage holders and businesses that have been waiting for relief may have to wait longer. The IMF's advice also implies that the RBA should only consider cutting rates if economic growth weakens significantly—a scenario that is not currently on the horizon.

What it means for investors

For everyday investors, the IMF's message has several implications. First, it suggests that the ASX 200's recent moves, which have been partly driven by shifting rate expectations, could continue to be volatile. If markets start pricing in a higher chance of another RBA hike, rate-sensitive sectors like property and utilities may come under pressure.

Second, the focus on energy costs and AI-driven electricity demand highlights potential opportunities and risks. Energy companies could benefit from higher prices, but businesses with heavy power consumption—such as data center operators—may see their margins squeezed. Investors should be aware that these dynamics are now part of the inflation picture.

Third, the IMF's stance is part of a broader global trend. Central banks in other countries, such as the Bank of England, are also signaling that rates may stay higher for longer. This suggests that the era of cheap money is firmly over, and investors should position their portfolios accordingly.

The bottom line

The IMF's advice is a reminder that the fight against inflation is not over. While many investors have been hoping for rate cuts, the fund's analysis suggests that the RBA will need to remain vigilant. For now, the message is clear: higher-for-longer is the new normal, and another hike is still on the table.

As always, investors should focus on the long term and avoid making hasty decisions based on short-term rate speculation. Understanding the forces that drive inflation—from energy prices to AI demand—can help you make more informed choices about where to put your money.

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