Basis risk reduction in weather index insurance for rice production in North-West Malaysia

Weather index insurance allows small-scale farmers to secure income fluctuations caused by adverse weather conditions. However, basis risk, which occurs when the insurance-triggering weather index poorly correlates with the actual yield losses, hinders the demand for such insurance. A higher yield a...

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Main Authors: Abdi, Mukhtar Jibril, Zulkafli, Zed, Raffar, Nurfarhana, Khairudin, Nurulhuda
Format: Article
Published: Springer Science and Business Media Deutschland GmbH 2024
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author Abdi, Mukhtar Jibril
Zulkafli, Zed
Raffar, Nurfarhana
Khairudin, Nurulhuda
author_facet Abdi, Mukhtar Jibril
Zulkafli, Zed
Raffar, Nurfarhana
Khairudin, Nurulhuda
author_sort Abdi, Mukhtar Jibril
collection UPM
description Weather index insurance allows small-scale farmers to secure income fluctuations caused by adverse weather conditions. However, basis risk, which occurs when the insurance-triggering weather index poorly correlates with the actual yield losses, hinders the demand for such insurance. A higher yield aggregation might reduce basis risk by offsetting localised weather impacts or increase it by oversmoothing. Meanwhile, spatially interpolated rainfall data might reduce basis risk by improving index accuracy or reduce it by introducing interpolation errors. The literature evidence is inconclusive and limited, particularly for small-scale tropical agriculture systems. This work thus aimed to assess the potential risk reduction of hypothetical weather index insurance products for rice production in north-western Peninsular Malaysia, considering both yield aggregation and rainfall interpolation effects. Our results indicated that yield averaged at smaller geographical units produced better correlations with indices and a higher risk reduction potential in only one of four sub-areas studied. Furthermore, the value of interpolated rainfall was only evident at a higher yield aggregation level. These findings underscore the complex interplay between yield aggregation, rainfall interpolation, and basis risk, emphasising the need for context-specific approaches to designing effective weather index insurance products. © The Author(s), under exclusive licence to the International Society of Paddy and Water Environment Engineering 2024.
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spelling upm.eprints-1150102025-02-14T07:14:33Z http://psasir.upm.edu.my/id/eprint/115010/ Basis risk reduction in weather index insurance for rice production in North-West Malaysia Abdi, Mukhtar Jibril Zulkafli, Zed Raffar, Nurfarhana Khairudin, Nurulhuda Weather index insurance allows small-scale farmers to secure income fluctuations caused by adverse weather conditions. However, basis risk, which occurs when the insurance-triggering weather index poorly correlates with the actual yield losses, hinders the demand for such insurance. A higher yield aggregation might reduce basis risk by offsetting localised weather impacts or increase it by oversmoothing. Meanwhile, spatially interpolated rainfall data might reduce basis risk by improving index accuracy or reduce it by introducing interpolation errors. The literature evidence is inconclusive and limited, particularly for small-scale tropical agriculture systems. This work thus aimed to assess the potential risk reduction of hypothetical weather index insurance products for rice production in north-western Peninsular Malaysia, considering both yield aggregation and rainfall interpolation effects. Our results indicated that yield averaged at smaller geographical units produced better correlations with indices and a higher risk reduction potential in only one of four sub-areas studied. Furthermore, the value of interpolated rainfall was only evident at a higher yield aggregation level. These findings underscore the complex interplay between yield aggregation, rainfall interpolation, and basis risk, emphasising the need for context-specific approaches to designing effective weather index insurance products. © The Author(s), under exclusive licence to the International Society of Paddy and Water Environment Engineering 2024. Springer Science and Business Media Deutschland GmbH 2024 Article PeerReviewed Abdi, Mukhtar Jibril and Zulkafli, Zed and Raffar, Nurfarhana and Khairudin, Nurulhuda (2024) Basis risk reduction in weather index insurance for rice production in North-West Malaysia. Paddy and Water Environment. ISSN 1611-2490; eISSN: 1611-2504 https://link.springer.com/article/10.1007/s10333-024-01004-5?error=cookies_not_supported&code=b3d5b9bb-f9a4-4ba2-8a69-a296c2632f75 10.1007/s10333-024-01004-5
spellingShingle Abdi, Mukhtar Jibril
Zulkafli, Zed
Raffar, Nurfarhana
Khairudin, Nurulhuda
Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title_full Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title_fullStr Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title_full_unstemmed Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title_short Basis risk reduction in weather index insurance for rice production in North-West Malaysia
title_sort basis risk reduction in weather index insurance for rice production in north west malaysia
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