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Small cash rewards for big losers : experimental insights into the fight against the obesity epidemic (英文)

This paper examines the sustainability of weight loss achieved through cash rewards and, for the first time, the potential of monetary incentives to prevent weight cycling. ... 更多显示

政策研究报告 WPS7339 2015年6月26日

Augurzky,Boris; Bauer,Thomas K.; Reichert,Arndt Rudiger; Schmidt,Christoph M.; Tauchmann,Harald

Small firms’ formalization : the stick treatment (英文)

Firm informality is pervasive throughout the developing world, Bangladesh being no exception. The informal status of many firms substantially reduces the tax basis and therefore impacts the provision of public goods. ... 更多显示

政策研究报告 WPS7318 2015年6月22日

De Giorgi,Giacomo; Ploenzke,Matthew; Rahman,Aminur

Extending the school day in Latin America and the Caribbean (英文)

Countries throughout Latin America and the Caribbean are reforming their education systems with the view of adding more hours to the school day. ... 更多显示

政策研究报告 WPS7309 2015年6月16日

Holland,Peter Anthony; Alfaro,Pablo; Evans,David

Teacher performance pay : Experimental evidence from Pakistan (英文)

This paper presents evidence from the first three years of a randomized controlled trial of a government-administered pilot teacher performance pay program in Punjab, Pakistan. ... 更多显示

政策研究报告 WPS7307 2015年6月15日

Barrera-Osorio,Felipe; Raju,Dhushyanth

A behavioral approach to water conservation: evidence from Costa Rica (英文)

This paper presents the design a set of three simple and replicable behavioral interventions, which use stickers that can be added to water bills at low cost, and test their impact on water consumption in Belen, Costa Rica, using a randomized control trial. ... 更多显示

政策研究报告 WPS7283 2015年6月2日

Datta,Saugato; Miranda,Juan José; Zoratto,Laura De Castro; Calvo-Gonzalez,Oscar; Darlingm,Matthew; Lorenzana,Karina Josephine Orduna

Transport infrastructure and welfare : an application to Nigeria (英文)

Transport infrastructure is deemed to be central to development and consumes a large fraction of the development assistance envelope. Yet there is debate about the economic impact of road projects. ... 更多显示

政策研究报告 WPS7271 2015年5月18日

Ali,Rubaba; Barra,Alvaro Federico; Berg,Claudia N.; Damania,Richard; Nash,John D.; Russ,Jason Daniel

Infrastructure in conflict-prone and fragile environments : evidence from the Democratic Republic of Congo (英文)

In conflict-prone situations, access to markets is necessary to restore economic growth and generate the preconditions for peace and reconstruction. ... 更多显示

政策研究报告 WPS7273 2015年5月18日

Ali,Rubaba; Barra,Alvaro Federico; Berg,Claudia N.; Damania,Richard; Nash,John D.; Russ,Jason Daniel

Road improvement and deforestation in the Congo Basin countries (英文)

Road construction has often been viewed as the precursor to deforestation, especially in tropical forests. Traditional responses to such threats have been reactive, with attempts to mitigate impacts through physical measures, or the establishment of protected areas. ... 更多显示

政策研究报告 WPS7274 2015年5月18日

Damania,Richard; Wheeler,David J.

Agricultural technology choice and transport (英文)

This paper addresses an old and recurring theme in development economics: the slow adoption of new technologies by farmers in many developing countries. ... 更多显示

政策研究报告 WPS7272 2015年5月18日

Ali,Rubaba; Barra,Alvaro Federico; Berg,Claudia N.; Damania,Richard; Nash,John D.; Russ,Jason Daniel

Do public health interventions crowd out private health investments ? Malaria control policies in Eritrea (英文)

It is often argued that engaging in indoor residual spraying in areas with high coverage of mosquito bed nets may discourage net ownership and use. ... 更多显示

政策研究报告 WPS7268 2015年5月15日

Carneiro,Pedro; Armand,Alex; Locatelli,Andrea; Mihreteab,Selam; Keating,Joseph Aaron

Social and economic impacts of rural road improvements in the state of Tocantins, Brazil (英文)

The aim of this paper is to provide feedback on the question of socioeconomic benefits from rural road development and the impact of transport infrastructure on the poor, particularly the poorest and the bottom 20 percent of the population. ... 更多显示

政策研究报告 WPS7249 2015年4月23日

Iimi,Atsushi; Lancelot,Eric R.; Manelici,Isabela; Ogita,Satoshi

Program evaluation and spillover effects (英文)

This paper is a practical guide for researchers and practitioners who want to understand spillover effects in program evaluation. The paper defines spillover effects and discusses why it is important to measure them. ... 更多显示

政策研究报告 WPS7243 2015年4月21日

Angelucci,M.; Di Maro,Vincenzo

Parental human capital and effective school management : evidence from The Gambia (英文)

Education systems in developing countries are often centrally managed in a top-down structure. In environments where schools have different needs and where localized information plays an important role, empowerment of the local community may be attractive, but low levels of human capital at the local level may offset gains from local information. ... 更多显示

政策研究报告 WPS7238 2015年4月13日

Blimpo,Moussa P.; Evans,David; Lahire,Nathalie

Information, knowledge and behavior: evaluating alternative methods of delivering school information to parents (英文)

Improving education outcomes by disseminating information to parents and thereby encouraging them to become more actively engaged in school oversight is attractive, since it can be done relatively cheaply. ... 更多显示

政策研究报告 WPS7233 2015年4月6日

Cerdan-Infantes,Pedro; Filmer,Deon P.

Report cards : the impact of providing school and child test scores on educational markets (英文)

This paper studies study the impact of providing school and child test scores on subsequent test scores, prices, and enrollment in markets with multiple public and private providers. ... 更多显示

政策研究报告 WPS7226 2015年3月30日

Andrabi,Tahir; Das,Jishnu; Khwaja,Asim Ijaz

An evaluation of the 2014 subsidy reforms in Morocco and a simulation of further reforms (英文)

Under increasing budget pressure, Morocco carried out an extensive set of subsidy reforms in 2014 and is planning for further reforms for 2015–2017, which will eliminate most consumers subsidies. ... 更多显示

政策研究报告 WPS7224 2015年3月30日

Verme,Paolo; El Massnaoui,Khalid

Using lotteries to incentivize safer sexual behavior : evidence from a randomized controlled trial on HIV prevention (英文)

Financial incentives are a promising HIV prevention strategy. This paper assesses the effect on HIV incidence of a lottery program in Lesotho with low expected payments but a chance to win a high prize conditional on negative test results for sexually transmitted infections. ... 更多显示

政策研究报告 WPS7215 2015年3月18日

Nyqvist,Martina Björkman; Corno,Lucia; De Walque,Damien B. C. M.; Svensson,Jakob

Trade effects of customs reform : evidence from Albania (英文)

Despite enormous academic interest in international trade costs and keen policy interest in efforts to mitigate them, so far there is very little hard evidence on the impacts of trade facilitation efforts. ... 更多显示

政策研究报告 WPS7210 2015年3月10日

Fernandes,Ana Margarida; Hillberry,Russell Henry; Mendoza Alcantara,Alejandra

Debiasing on a roll: changing gambling behavior through experiential learning (英文)

This paper tests experiential learning as a debiasing tool against gambling and lottery behavior in South Africa. The study implemented a simple, interactive dice game that simulates worsening winning odds of rolling sixes as more dice are added to the game. ... 更多显示

政策研究报告 WPS7195 2015年2月1日

Abel , Martin; Cole, Shawn; Zia, Bilal

Impact evaluation helps deliver development projects (英文)

Does research add value to aid? Specifically, does impact evaluation research help or hinder the delivery of development projects? This paper analyzes the question by constructing a new data set of 100 impact evaluations and 1,135 projects approved by the World Bank between 2005 and 2011. ... 更多显示

政策研究报告 WPS7157 2015年1月1日

Legovini, Arianna; Di Maro, Vincenzo; Piza, Caio

标题 文件日期 报告编号 文件类型 其他文种
Small cash rewards for big losers : experimental insights into the fight against the obesity epidemic (英文)
更多显示
2015年6月26日 WPS7339 政策研究报告
Small firms’ formalization : the stick treatment (英文)
更多显示
2015年6月22日 WPS7318 政策研究报告
Extending the school day in Latin America and the Caribbean (英文)
更多显示
2015年6月16日 WPS7309 政策研究报告
Teacher performance pay : Experimental evidence from Pakistan (英文)
更多显示
2015年6月15日 WPS7307 政策研究报告
A behavioral approach to water conservation: evidence from Costa Rica (英文)
更多显示
2015年6月2日 WPS7283 政策研究报告
Transport infrastructure and welfare : an application to Nigeria (英文)
更多显示
2015年5月18日 WPS7271 政策研究报告
Infrastructure in conflict-prone and fragile environments : evidence from the Democratic Republic of Congo (英文)
更多显示
2015年5月18日 WPS7273 政策研究报告
Road improvement and deforestation in the Congo Basin countries (英文)
更多显示
2015年5月18日 WPS7274 政策研究报告
Agricultural technology choice and transport (英文)
更多显示
2015年5月18日 WPS7272 政策研究报告
Do public health interventions crowd out private health investments ? Malaria control policies in Eritrea (英文)
更多显示
2015年5月15日 WPS7268 政策研究报告
Social and economic impacts of rural road improvements in the state of Tocantins, Brazil (英文)
更多显示
2015年4月23日 WPS7249 政策研究报告
Program evaluation and spillover effects (英文)
更多显示
2015年4月21日 WPS7243 政策研究报告
Parental human capital and effective school management : evidence from The Gambia (英文)
更多显示
2015年4月13日 WPS7238 政策研究报告
Information, knowledge and behavior: evaluating alternative methods of delivering school information to parents (英文)
更多显示
2015年4月6日 WPS7233 政策研究报告
Report cards : the impact of providing school and child test scores on educational markets (英文)
更多显示
2015年3月30日 WPS7226 政策研究报告
An evaluation of the 2014 subsidy reforms in Morocco and a simulation of further reforms (英文)
更多显示
2015年3月30日 WPS7224 政策研究报告
Using lotteries to incentivize safer sexual behavior : evidence from a randomized controlled trial on HIV prevention (英文)
更多显示
2015年3月18日 WPS7215 政策研究报告
Trade effects of customs reform : evidence from Albania (英文)
更多显示
2015年3月10日 WPS7210 政策研究报告
Debiasing on a roll: changing gambling behavior through experiential learning (英文)
更多显示
2015年2月1日 WPS7195 政策研究报告
Impact evaluation helps deliver development projects (英文)
更多显示
2015年1月1日 WPS7157 政策研究报告