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2010: Russia bans grain exports — and competitors eat its lunch

Aug 2010 – Jun 2011

The lesson: Russia's ten-month grain ban moved wheat prices only until competitors filled the gap — in this episode. Wheat ended the ban cheaper than the pre-announcement Jul 2010 month-end reading.

What happened

A severe drought and wildfires destroyed about a fifth of Russia's wheat crop. On 5 Aug 2010 Prime Minister Putin announced a ban on all grain exports — wheat, flour, barley, rye, corn — in force 15 Aug to 31 Dec 2010, later extended to 30 Jun 2011, and lifted 1 Jul 2011 once the domestic market stabilized.

Weather context
  • Russia (Volga wheat centroid) (Jun 2010-Jun 2011): +0.64°C vs the 1991–2020 baseline; rainfall -24.6% vs baseline (285 days with <1mm rain). The full-window mean dilutes the shock season; the peak-day anomaly reached +13.2 C on daily maximum temperature, with 145 days more than 3 C above baseline.

One region centroid is illustrative, not field-level truth; baseline is the 1991–2020 day-of-year mean. Weather data provided by Open-Meteo.com.

What everyone expected

AP (5 Aug 2010): Russia banned grain exports 'after a severe drought and wildfires destroyed 20 percent of its wheat crop. The price of wheat, which has already jumped 70 percent on world markets this summer, rallied further on the news.' Marketplace/BBC (16 Aug 2010): fears of 'another food crisis.' The contemporary counter-voice: IGD's James Walton — 'Food markets are actually much better prepared for this problem. We have much more in stock... I don't think there's any need to panic just yet.'

As reported at the time: AP, 5 Aug 2010 · Marketplace/BBC, 16 Aug 2010

What actually happened

  • Wheat
    Jul 2010 → Dec 2010 · ZW=F month-end closes
    +20.1%

    The ban's initial term: prices up a fifth on the drought-plus-ban combination.

  • Wheat
    Jul 2010 → Jun 2011 · ZW=F month-end closes
    -11.6%

    Across the full ban, wheat ended cheaper than before it — the US, France and others filled Russia's missing volumes. Base is the Jul 2010 month-end close, before the 5 Aug announcement (ban in force 15 Aug 2010).

World wheat stocks sat near 194 Mt — 'more than enough wheat to go round' (Farmers Weekly, Sep 2010). The US was heading for a bumper crop and France for a large surplus. The question was never whether the world had wheat; it was whether Russia's import-dependent neighbors could get it affordably.

The assessment

The drought was real and the ban was real, but substitution was faster. USDA projected Russian wheat exports collapsing from 18.5 to 3 MMT; the US 'picked up almost half' (American Farm Bureau, Aug 2010) and French exports surged. An Oxfam retrospective (2011) found the ban didn't even lower Russian domestic food prices — it raised world prices briefly, then handed market share to competitors.

How this record has changed

Living document — every material change is logged here, newest first.

  1. New evidence2026-09-15

    Added ERA5 weather reanalysis context for the event window: anomaly figures vs the 1991-2020 baseline from Morrowfly's research vintage v1_2026-09-15 (raw daily series stay in research; only derived anomalies shown). Attribution: weather data provided by Open-Meteo.com.

    Morrowfly research vintage v1_2026-09-15 (ERA5 reanalysis via Open-Meteo; USDA WASDE as-published vintages)

  2. Correction2026-09-15

    An independent adversarial review identified the −11.6% outcome basis as the Jul 2010 pre-announcement month-end reading and recast the lesson as this episode's result, not a rule about export bans. No new outcome data was added.

    Morrowfly internal adversarial review (15 Sep 2026)

Transmission

  • Wheat
    production loss

    Severe drought and wildfires destroyed about a fifth of Russia's wheat crop (AP, Aug 2010) — the ban compounded a real production loss.

  • Wheat
    export restriction

    All grain exports banned 15 Aug 2010 – 30 Jun 2011, including already-signed contracts.

  • Corn
    export restriction

    Corn included in the ban's scope, though Russia was a minor corn exporter.

Sources

Notes

  • Prices are month-end closes from our series unless noted; windows are labeled beside each number.
  • Secondary press quotes are reported as published and were not individually audited against primary sources.
  • Illustrative scenario record. Not a prediction. Not financial advice.