From Bad to Worse: Poverty Impacts of Food Availability Responses to Weather Shocks in Zambia

IFPRi Discussion Paper 1923, 2020

26 Pages Posted: 28 May 2020

See all articles by Jawoo Koo

Jawoo Koo

International Food Policy Research Institute (IFPRI)

Abdullah Mamun

Markets, Trade, and Institutions Division of the International Food Policy Research Institute (IFPRI)

Will J. Martin

International Food Policy Research Institute (IFPRI)

Date Written: April 29, 2020

Abstract

Since Amartya Sen’s famous work on Poverty and Famines, economists have understood that policy responses to food market shocks should be guided by changes in households’ incomes and access to food, rather than by overall food availability. Perhaps because the household-level impacts are not directly observable, many policy makers have continued to rely on availability-oriented policies such as export bans. In the Zambia case considered in this paper, export bans imposed in response to an El Niño event exacerbated the poverty problems resulting from the output shock. The combination of household-level data and crop models used in this paper allows us to assess the impacts of weather and price shocks at the household level, and hence to evaluate the suitability of availability-based policies for dealing with weather shocks. These analytical techniques are also useful in identifying the households and regions adversely affected by food output shocks, and hence in designing policies to improve poor consumers’ access to food.

Keywords: spatial data, climate change, El Nino, models, food security, exports, trade, poverty, weather, food supply

Suggested Citation

Koo, Jawoo and Mamun, Abdullah and Martin, William J., From Bad to Worse: Poverty Impacts of Food Availability Responses to Weather Shocks in Zambia (April 29, 2020). IFPRi Discussion Paper 1923, 2020, Available at SSRN: https://ssrn.com/abstract=3588808

Jawoo Koo (Contact Author)

International Food Policy Research Institute (IFPRI) ( email )

1201 Eye St, NW,
Washington, DC 20005
United States

Abdullah Mamun

Markets, Trade, and Institutions Division of the International Food Policy Research Institute (IFPRI) ( email )

United States

William J. Martin

International Food Policy Research Institute (IFPRI) ( email )

1201 Eye St, NW,
Washington, DC 20005
United States

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