Russia's war on Ukraine is driving up wheat prices and threatens global supplies of bread, meat and eggs
- Written by David Ubilava, Senior Lecturer of Economics, University of Sydney

Russia and Ukraine between them account for almost a quarter of the world’s wheat exports.
Russia and Ukraine are also big exporters of maize (corn), barley, and other grains that much of the world relies on to make food.
Wheat alone accounts for an estimated 20% of human calorie consumption.
Since the start of February, as war...