Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment

Traditional risk assessments use asset losses as the main metric to measure the severity of a disaster. This paper proposes an expanded risk assessment based on a framework that adds socioeconomic resilience and uses wellbeing losses as the main me...

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Main Authors: Walsh, Brian, Hallegatte, Stephane
Format: Working Paper
Language:English
Published: World Bank, Washington, DC 2019
Subjects:
Online Access:http://documents.worldbank.org/curated/en/173611568643337991/Socioeconomic-Resilience-in-Sri-Lanka-Natural-Disaster-Poverty-and-Wellbeing-Impact-Assessment
http://hdl.handle.net/10986/32423
id okr-10986-32423
recordtype oai_dc
spelling okr-10986-324232022-09-20T00:13:19Z Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment Walsh, Brian Hallegatte, Stephane NATURAL HAZARDS NATURAL DISASTER RISK MANAGEMENT RESILIENCE POVERTY RISK ASSESSMENT WELFARE SOCIAL PROTECTION COST-BENEFIT ANALYSIS WELLBEING Traditional risk assessments use asset losses as the main metric to measure the severity of a disaster. This paper proposes an expanded risk assessment based on a framework that adds socioeconomic resilience and uses wellbeing losses as the main measure of disaster severity. Using an agent-based model that represents explicitly the recovery and reconstruction process at the household level, this risk assessment provides new insights into disaster risks in Sri Lanka. The analysis indicates that regular flooding events can move tens of thousands of Sri Lankans into transient poverty at once, hindering the country's recent progress on poverty eradication and shared prosperity. As metrics of disaster impacts, poverty incidence and well-being losses facilitate quantification of the benefits of interventions like rapid post-disaster support and adaptive social protection systems. Such investments efficiently reduce wellbeing losses by making exposed and vulnerable populations more resilient. Nationally and on average, the bottom income quintile suffers only 7 percent of the total asset losses but 32 percent of the total wellbeing losses. Average annual wellbeing losses due to fluvial flooding in Sri Lanka are estimated at US$119 million per year, more than double the asset losses of US$78 million. Asset losses are reported to be highly concentrated in Colombo district, and wellbeing losses are more widely distributed throughout the country. Finally, the paper applies the socioeconomic resilience framework to a cost-benefit analysis of prospective adaptive social protection systems, based on enrollment in Samurdhi, the main social support system in Sri Lanka. 2019-09-19T19:09:07Z 2019-09-19T19:09:07Z 2019-09 Working Paper http://documents.worldbank.org/curated/en/173611568643337991/Socioeconomic-Resilience-in-Sri-Lanka-Natural-Disaster-Poverty-and-Wellbeing-Impact-Assessment http://hdl.handle.net/10986/32423 English Policy Research Working Paper;No. 9015 CC BY 3.0 IGO http://creativecommons.org/licenses/by/3.0/igo World Bank World Bank, Washington, DC Publications & Research Publications & Research :: Policy Research Working Paper South Asia Sri Lanka
repository_type Digital Repository
institution_category Foreign Institution
institution Digital Repositories
building World Bank Open Knowledge Repository
collection World Bank
language English
topic NATURAL HAZARDS
NATURAL DISASTER
RISK MANAGEMENT
RESILIENCE
POVERTY
RISK ASSESSMENT
WELFARE
SOCIAL PROTECTION
COST-BENEFIT ANALYSIS
WELLBEING
spellingShingle NATURAL HAZARDS
NATURAL DISASTER
RISK MANAGEMENT
RESILIENCE
POVERTY
RISK ASSESSMENT
WELFARE
SOCIAL PROTECTION
COST-BENEFIT ANALYSIS
WELLBEING
Walsh, Brian
Hallegatte, Stephane
Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
geographic_facet South Asia
Sri Lanka
relation Policy Research Working Paper;No. 9015
description Traditional risk assessments use asset losses as the main metric to measure the severity of a disaster. This paper proposes an expanded risk assessment based on a framework that adds socioeconomic resilience and uses wellbeing losses as the main measure of disaster severity. Using an agent-based model that represents explicitly the recovery and reconstruction process at the household level, this risk assessment provides new insights into disaster risks in Sri Lanka. The analysis indicates that regular flooding events can move tens of thousands of Sri Lankans into transient poverty at once, hindering the country's recent progress on poverty eradication and shared prosperity. As metrics of disaster impacts, poverty incidence and well-being losses facilitate quantification of the benefits of interventions like rapid post-disaster support and adaptive social protection systems. Such investments efficiently reduce wellbeing losses by making exposed and vulnerable populations more resilient. Nationally and on average, the bottom income quintile suffers only 7 percent of the total asset losses but 32 percent of the total wellbeing losses. Average annual wellbeing losses due to fluvial flooding in Sri Lanka are estimated at US$119 million per year, more than double the asset losses of US$78 million. Asset losses are reported to be highly concentrated in Colombo district, and wellbeing losses are more widely distributed throughout the country. Finally, the paper applies the socioeconomic resilience framework to a cost-benefit analysis of prospective adaptive social protection systems, based on enrollment in Samurdhi, the main social support system in Sri Lanka.
format Working Paper
author Walsh, Brian
Hallegatte, Stephane
author_facet Walsh, Brian
Hallegatte, Stephane
author_sort Walsh, Brian
title Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
title_short Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
title_full Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
title_fullStr Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
title_full_unstemmed Socioeconomic Resilience in Sri Lanka : Natural Disaster Poverty and Wellbeing Impact Assessment
title_sort socioeconomic resilience in sri lanka : natural disaster poverty and wellbeing impact assessment
publisher World Bank, Washington, DC
publishDate 2019
url http://documents.worldbank.org/curated/en/173611568643337991/Socioeconomic-Resilience-in-Sri-Lanka-Natural-Disaster-Poverty-and-Wellbeing-Impact-Assessment
http://hdl.handle.net/10986/32423
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