Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh

Millions of villagers in Bangladesh are exposed to arsenic by drinking contaminated water from private wells. Testing for arsenic can encourage switching from unsafe wells to safer sources. This study describes results from a cluster randomized con...

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Main Authors:	Tarozzi, Alessandro, Maertens, Ricardo, Ahmed, Kazi Matin, van Geen, Alexander
Format:	Working Paper
Language:	English
Published:	World Bank, Washington, DC 2020
Subjects:	ARSENIC DRINKING WATER WATER CONTAMINATION ENVIRONMENTAL HEALTH
Online Access:	http://documents.worldbank.org/curated/en/467691585057822017/Demand-for-Information-on-Environmental-Health-Risk-Mode-of-Delivery-and-Behavioral-Change-Evidence-from-Sonargaon-Bangladesh http://hdl.handle.net/10986/33486

id	okr-10986-33486
recordtype	oai_dc
spelling	okr-10986-334862022-09-20T00:14:06Z Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh Tarozzi, Alessandro Maertens, Ricardo Ahmed, Kazi Matin van Geen, Alexander ARSENIC DRINKING WATER WATER CONTAMINATION ENVIRONMENTAL HEALTH Millions of villagers in Bangladesh are exposed to arsenic by drinking contaminated water from private wells. Testing for arsenic can encourage switching from unsafe wells to safer sources. This study describes results from a cluster randomized controlled trial conducted in 112 villages in Bangladesh to evaluate the effectiveness of different test selling schemes at inducing switching from unsafe wells. At a price of about USD0.60, only one in four households purchased a test. Sales were not increased by informal inter-household agreements to share water from wells found to be safe, or by visual reminders of well status in the form of metal placards mounted on the well pump. However, switching away from unsafe wells almost doubled in response to agreements or placards relative to the one in three proportion of households who switched away from an unsafe well with simple individual sales. 2020-03-26T14:36:16Z 2020-03-26T14:36:16Z 2020-03 Working Paper http://documents.worldbank.org/curated/en/467691585057822017/Demand-for-Information-on-Environmental-Health-Risk-Mode-of-Delivery-and-Behavioral-Change-Evidence-from-Sonargaon-Bangladesh http://hdl.handle.net/10986/33486 English Policy Research Working Paper;No. 9194 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 Bangladesh
repository_type	Digital Repository
institution_category	Foreign Institution
institution	Digital Repositories
building	World Bank Open Knowledge Repository
collection	World Bank
language	English
topic	ARSENIC DRINKING WATER WATER CONTAMINATION ENVIRONMENTAL HEALTH
spellingShingle	ARSENIC DRINKING WATER WATER CONTAMINATION ENVIRONMENTAL HEALTH Tarozzi, Alessandro Maertens, Ricardo Ahmed, Kazi Matin van Geen, Alexander Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
geographic_facet	South Asia Bangladesh
relation	Policy Research Working Paper;No. 9194
description	Millions of villagers in Bangladesh are exposed to arsenic by drinking contaminated water from private wells. Testing for arsenic can encourage switching from unsafe wells to safer sources. This study describes results from a cluster randomized controlled trial conducted in 112 villages in Bangladesh to evaluate the effectiveness of different test selling schemes at inducing switching from unsafe wells. At a price of about USD0.60, only one in four households purchased a test. Sales were not increased by informal inter-household agreements to share water from wells found to be safe, or by visual reminders of well status in the form of metal placards mounted on the well pump. However, switching away from unsafe wells almost doubled in response to agreements or placards relative to the one in three proportion of households who switched away from an unsafe well with simple individual sales.
format	Working Paper
author	Tarozzi, Alessandro Maertens, Ricardo Ahmed, Kazi Matin van Geen, Alexander
author_facet	Tarozzi, Alessandro Maertens, Ricardo Ahmed, Kazi Matin van Geen, Alexander
author_sort	Tarozzi, Alessandro
title	Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
title_short	Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
title_full	Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
title_fullStr	Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
title_full_unstemmed	Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh
title_sort	demand for information on environmental health risk, mode of delivery, and behavioral change : evidence from sonargaon, bangladesh
publisher	World Bank, Washington, DC
publishDate	2020
url	http://documents.worldbank.org/curated/en/467691585057822017/Demand-for-Information-on-Environmental-Health-Risk-Mode-of-Delivery-and-Behavioral-Change-Evidence-from-Sonargaon-Bangladesh http://hdl.handle.net/10986/33486
_version_	1764478866734186496

Demand for Information on Environmental Health Risk, Mode of Delivery, and Behavioral Change : Evidence from Sonargaon, Bangladesh

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