The prices of staple grains began rising in mid-2020, reflecting higher fertilizer prices and the supply chain bottlenecks caused by the outbreak of Covid-19, and increased sharply following the Russian invasion of Ukraine in early 2022. How have these dramatic increases in world prices of cereals affected poverty in low-income countries? This brief estimates the impact of higher world grain prices on poverty in Niger. Other briefs in this series examine the impact of higher food prices on poverty in Kenya, Ethiopia, Nigeria, Burkina Faso, and Mali (see Minot and Martin, 2023a and 2023b; Martin and Minot, 2023a, 2023b, and 2023c). All six studies use a similar approach. First, we examine the effect of the rise in international cereal price...