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Report published September 25, 2026

Société Générale: Week Ahead in Economics: Inflation Pressures Build on Both Sides of the Atlantic

Société Générale · September 25, 2026

Societe Generale previews global macroeconomic releases for the week of 28 September to 2 October 2026, highlighting rising Atlantic inflation pressures and an expected 25bp rate hike from the Reserve Bank of Australia. Euro area September headline inflation is projected to climb to 3.7% YoY on energy costs, while US PCE and payrolls will test the resilience of US demand.

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Finvaulta summarizes Société Générale's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.Euro area September HICP inflation is projected to surge to 3.7% YoY, driven by higher energy and fuel costs, supporting market expectations for further ECB policy rate tightening.
  • 2.The RBA is expected to raise its cash rate target by 25bp to 4.60% as resilient growth and inflation materialize upside risks, while Colombia's BanRep is expected to remain on hold at 12.00%.
  • 3.US core PCE inflation is expected to come in around 0.25% MoM with super-core around 0.27% MoM, alongside firm nonfarm payrolls, keeping inflation and labor dynamics front and center.

Table of Contents

  • Calendar – G5 – 28 September - 02 October
  • Calendar – Other countries – 28 September - 02 October
  • SG Central Bank Calls
  • Euro area: Rising inflation to boost rate hike expectations
  • Germany
  • France
  • United Kingdom: Labour Party Conference to take centre stage
  • Asia Pacific: Korea trade and CPI softer; RBA to hike
  • Japan
  • Australia
  • South Korea
  • Latin America: Brazil IP weakens, Mexico trade remains strong; BanRep on hold
  • Brazil: weaker IP and loans; strong CAB and labour market
  • Mexico: trade-driven recovery gaining traction
  • Colombia: BanRep likely to stay on hold

Report data

Change (pp) in the contribution to euro area HICP (% yoy) in September

MetricEstimateContext
Euro Area HICP Inflation YoY3.7%SG forecast for September flash HICP inflation, rising from 3.2% in August
Euro Area Core HICP Inflation YoY2.4%SG forecast for Euro area core HICP inflation
RBA Cash Rate Target4.60%Expected 25bp policy rate hike by the Reserve Bank of Australia from 4.35%
BanRep Overnight Lending Rate12.00%Expected hold in policy rate by Banco de la República
Japan Tankan Large Manufacturing Index26 indexSG forecast for large manufacturing DI, rising from 22 in 2Q26
Source: Eurostat; RBA; BanRep; Bank of Japan. This is a dated model snapshot, not a live forecast.

Reports in this series

Week Ahead in Economics is shown in chronological order through this edition, published on September 25, 2026.

Part of the Week Ahead in Economics series — view all 4 editions

  1. Jul 10Week Ahead in Economics - Reassessing inflation risk
  2. Aug 14Week Ahead in Economics Fed has more time; BoJ has less
  3. Sep 11Economics Week Ahead in Economics Fed and BoJ to hike

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Authors / Editors

Michel Martinez · Euro area / ItalyAnatoli Annenkov · ECB / Germany / SpainSam Cartwright · United KingdomFabien Bossy · France / ESGWei Yao · Global Chief EconomistMichelle Lam · Greater ChinaJin Kenzaki · Head of Research for JapanKunal Kumar Kundu · India / IndonesiaDev Ashish · Latin America