ECB set to hike as Iran war fuels fresh inflation fears - Reuters

The European Central Bank is preparing to raise interest rates again, according to Reuters, as renewed conflict involving Iran pushes energy prices higher and revives inflation concerns in the euro area. The move reflects the ECB's judgment that a fresh supply-side shock risks feeding through to consumer prices before earlier tightening has fully worked its way through the economy.

For markets, the development matters on two fronts. First, it signals that the ECB still sees inflation as the dominant risk, even as euro-area growth remains fragile. Second, higher energy costs act as a tax on households and businesses, so rate hikes arrive alongside weakening demand rather than strong growth — a combination that tends to complicate the outlook for both bonds and equities.

What to watch: the size of the increase, the ECB's updated inflation projections, and any language on how far policy may still need to tighten. Investors will also monitor energy prices and euro-area wage data, since these determine whether the inflation pressure proves temporary or more persistent.