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Oil prices above $100 force RBA to reconsider rate strategy

By Markets Desk · 2026-09-09 · 2 min read
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Illustration: Tradingbird

Global crude benchmarks have crossed the $100 per barrel threshold. This external shock complicates the Reserve Bank of Australia's efforts to stabilize domestic prices.

The global oil benchmark has risen above 100 US dollars per barrel. This is the first time since July that the price has breached this level. The surge follows the breakdown of the US-Iran ceasefire. Escalating attacks on infrastructure near the strait of Hormuz have tightened supply. Domestic fuel prices are tracking higher as a direct result. Unleaded petrol is approaching 2.10 Australian dollars per litre. Diesel prices have passed 2.50 Australian dollars per litre.

The Reserve Bank of Australia had planned three rate hikes for this year. The goal was to bend inflation back to the 2.5 percent target by next year. That plan is now under significant stress. Deputy Governor Andrew Hauser acknowledged the public frustration with persistent price rises. He stated that inflation has been above target for a long period. The board has not yet decided to act more aggressively. However, the window for a slower approach is narrowing.

Market expectations for further hikes

Financial markets are pricing in a high probability of additional tightening. Investors assign a greater than 70 percent chance of a rate hike on September 29. Some market participants see a possibility of a second increase by year-end. Hauser confirmed the board is open to sharp adjustments. He noted that rates could be raised immediately if necessary. The bank is willing to prioritize disinflation over full employment objectives.

Economic pressures from sectoral growth

A sudden explosion in data center investment is straining the construction sector. The industry is already short of materials and labor. This competition for resources adds pressure to the broader economy. Household spending remains surprisingly resilient despite cost of living concerns. Consumption growth continues to tick along. This sustained demand makes it harder to cool the economy without cutting rates or raising them sharply.

Productivity stagnation limits policy options

Australia's productivity performance remains flat. This limits the economy's ability to grow without pushing inflation higher. Since mid-2021, annual inflation has only been below 3 percent for one year. Unemployment has stayed below 5 percent for almost the entire period. This is a record in modern Australian history. The RBA has deliberately moved slowly to preserve jobs. That balance is now shifting as the inflation problem persists. As noted by GN markets/inflation (en-US), the bank faces a difficult trade-off between price stability and labor market health.

Based on reporting by GN markets/inflation (en-US), compiled by the Tradingbird desk.

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