Modeling maize price volatility in the East African market

The global food system has become more susceptible to periods of extreme price volatility that impact on food security especially among the vulnerable groups. Highly volatile food prices subject market players to difficulties in planning ahead and adjusting to fluctuating market signals. This paper in...

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Main Authors: Wambua, J.M., Massawe, Stella C., Wanjiku, J., Guthiga, Paul M., Ogada, M., Karugia, Joseph T.
Format: Poster
Language:Inglés
Published: International Livestock Research Institute 2011
Online Access:https://hdl.handle.net/10568/16666
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author Wambua, J.M.
Massawe, Stella C.
Wanjiku, J.
Guthiga, Paul M.
Ogada, M.
Karugia, Joseph T.
author_browse Guthiga, Paul M.
Karugia, Joseph T.
Massawe, Stella C.
Ogada, M.
Wambua, J.M.
Wanjiku, J.
author_facet Wambua, J.M.
Massawe, Stella C.
Wanjiku, J.
Guthiga, Paul M.
Ogada, M.
Karugia, Joseph T.
author_sort Wambua, J.M.
collection Repository of Agricultural Research Outputs (CGSpace)
description The global food system has become more susceptible to periods of extreme price volatility that impact on food security especially among the vulnerable groups. Highly volatile food prices subject market players to difficulties in planning ahead and adjusting to fluctuating market signals. This paper investigates maize prices volatility in two East African (EA) countries; Kenya and Tanzania. The exponential GARCH model was used on monthly maize price data for the period 2003 to 2010, obtained from national institutions of the countries. The findings show strong evidence that in both markets; price volatility is not prone to new market information (good or bad news) but sensitive to market events. Further, price volatility was found to be greater and more persistent in Kenya than in Tanzania throughout the period under investigation. Interestingly, price volatility in Kenya reduced significantly after 2005 when the country withdrew the import tariff on maize from other EAC member countries. The findings of this study show that prices of staples can be stabilized through increased cross border trade.
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spelling CGSpace166662016-05-30T17:48:22Z Modeling maize price volatility in the East African market Wambua, J.M. Massawe, Stella C. Wanjiku, J. Guthiga, Paul M. Ogada, M. Karugia, Joseph T. The global food system has become more susceptible to periods of extreme price volatility that impact on food security especially among the vulnerable groups. Highly volatile food prices subject market players to difficulties in planning ahead and adjusting to fluctuating market signals. This paper investigates maize prices volatility in two East African (EA) countries; Kenya and Tanzania. The exponential GARCH model was used on monthly maize price data for the period 2003 to 2010, obtained from national institutions of the countries. The findings show strong evidence that in both markets; price volatility is not prone to new market information (good or bad news) but sensitive to market events. Further, price volatility was found to be greater and more persistent in Kenya than in Tanzania throughout the period under investigation. Interestingly, price volatility in Kenya reduced significantly after 2005 when the country withdrew the import tariff on maize from other EAC member countries. The findings of this study show that prices of staples can be stabilized through increased cross border trade. 2011-08 2012-03-19T16:03:36Z 2012-03-19T16:03:36Z Poster https://hdl.handle.net/10568/16666 en Limited Access International Livestock Research Institute Wambua, J.M., Massawe, S., Wanjiku, J., Guthiga, P., Ogada, M. and Karugia, J. 2011. Modeling maize price volatility in the East African market. Poster presented at the First ISI Young Statisticians’ Meeting, Dublin, Ireland, 19-21 August 2011. Nairobi, ILRI
spellingShingle Wambua, J.M.
Massawe, Stella C.
Wanjiku, J.
Guthiga, Paul M.
Ogada, M.
Karugia, Joseph T.
Modeling maize price volatility in the East African market
title Modeling maize price volatility in the East African market
title_full Modeling maize price volatility in the East African market
title_fullStr Modeling maize price volatility in the East African market
title_full_unstemmed Modeling maize price volatility in the East African market
title_short Modeling maize price volatility in the East African market
title_sort modeling maize price volatility in the east african market
url https://hdl.handle.net/10568/16666
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