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  • Can Business Grants Mitigate a Crisis ? Evidence from Youth Entrepreneurs in Kenya during COVID-19 (anglais)

    COVID-19 was a major shock to youth entrepreneurs and their businesses in Kenya. This paper studies the causal impact of grants—worth two months of baseline business revenue—and business development services...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS9874 Date du document: 7 décembre 2021 Mode de publication: Disclosed Auteur: Domenella,Yanina Eliana,Jamison,Julian C,Safir,Abla,Zia,Bilal Husnain

  • Shared Decision-Making : Can Improved Counseling Increase Willingness to Pay for Modern Contraceptives ? (anglais)

    Long-acting reversible contraceptives are highly effective in preventing unintended pregnancies, but take-up remains low. This paper analyzes a randomized controlled trial of interventions addressing two...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS9777 Date du document: 20 septembre 2021 Mode de publication: Disclosed Auteur: Athey,Susan,Bergstrom,Katy Ann,Hadad,Vitor,Jamison,Julian C,Ozler,Berk,Parisotto,Luca,Sama,Julius Dohbit

  • Behavioral Insights for Tax Compliance (anglais)

    This policy note provides evidence from World Bank field experiments that consider the social, psychological, and economic factors influencing taxpayer decision-making. Complementary studies from Costa...

    Type de document: Fiche Numéro du rapport: 144398 Date du document: 22 février 2021 Mode de publication: Disclosed Auteur: Dalton,Abigail Goodnow,Manning,Lauren Alyssa,Jamison,Julian C,Sen,Iman Kalyan,Karver,Jonathan George,Castaneda Nunez,Jorge Luis,Guedes,Lorena Paola,Mujica Estevez,Serrana Beatriz

  • Addressing High School Dropouts with a Scalable Intervention : The Case of PODER (anglais)

    Working with the Mexican Ministry of Education, this study piloted a scalable program to reduce high school dropout rates by focusing on socio-emotional skill development and mathematics tutoring. The...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS9085 Date du document: 17 décembre 2019 Mode de publication: Disclosed Auteur: Avitabile,Ciro,Cuevas,Janina,De Hoyos Navarro,Rafael E.,Jamison,Julian C





  • Motivating bureaucrats through social recognition : evidence from simultaneous field experiments (anglais)

    Bureaucratic performance is a crucial determinant of economic growth. Little is known about how to improve it in resource-constrained settings. This study describes a field trial of a social recognition...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS8473 Date du document: 13 juin 2018 Mode de publication: Disclosed Auteur: Gauri,Varun,Jamison,Julian C,Mazar,Nina,Ozier,Owen,Raha,Shomikho,Saleh,Karima

  • Applying behavioral insights to improve tax collection : experimental evidence from Poland (anglais)

    Mobilizing domestic revenues efficiently is a priority for the Government of Poland, but it is not easy. There are numerous instruments that can be used to achieve this objective. Traditional measures...

    Type de document: Document de travail Numéro du rapport: 116046 Date du document: 1 juin 2017 Mode de publication: Disclosed Auteur: Hernandez, Marco,Jamison,Julian C,Korczyc,Ewa Joanna,Mazar,Nina,Sormani,Roberto Claudio

  • The entry of randomized assignment into the social sciences (anglais)

    Although the concept of randomized assignment to control for extraneous factors reaches back hundreds of years, the first empirical use appears to have been in an 1835 trial of homeopathic medicine. Throughout...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS8062 Date du document: 16 mai 2017 Mode de publication: Disclosed Auteur: Jamison,Julian C


  • Overcoming behavioral obstacles to escaping poverty (anglais)

    International development policy is ripe for an overhaul.Behavioral science can help policy makers to spur changes in behaviors that are difficult to explain from a conventional economic perspective and...

    Type de document: Document de travail Numéro du rapport: 120155 Date du document: 1 janvier 2017 Mode de publication: Disclosed Auteur: Bryan,Christopher J.,Mazar,Nina,Jamison,Julian C,Braithwaite,Jeanine,Dechausay,Nadine,Fishbane,Alissa,Fox,Elizabeth,Gauri,Varun,Glennerster,Rachel,Haushofer,Johannes,Karlan,Dean S.,Vakis,Renos

  • Reducing crime and violence : experimental evidence on adult noncognitive investments in Liberia (anglais)

    The paper shows that self-control, time preferences, and values are malleable in adults, and that investments in these skills and preferences reduce crime and violence. The authors recruited criminally-engaged...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS7648 Date du document: 20 avril 2016 Mode de publication: Disclosed Auteur: Blattman,Christopher,Jamison,Julian C,Sheridan,Margaret


  • Incentivising safe sex : a randomised trial of conditional cash transfers for HIV and sexually transmitted infection prevention in rural Tanzania (anglais)

    The authors evaluated the use of conditional cash transfers as an HIV and sexually transmitted infection prevention strategy to incentivize safe sex. An unblinded, individually randomised and controlled...

    Type de document: Article de revue Numéro du rapport: 102459 Date du document: 19 décembre 2011 Mode de publication: Disclosed Auteur: De Walque,Damien B. C. M.,William H Dow,Nathan,Rose,Ramadhani Abdul,Faraji Abilahi,Gong,Erick Joseph,Isdahl,Zachary,Jamison,Julian C,Boniphace Jullu,Krishnan,Suneeta,Albert Majura,Miguel,Edward A.,Jeanne Moncada,Sally Mtenga,Mathew Alexander Mwanyangala,Packel,Laura Jane,Julius Schachter,Kizito Shirima,Medlin,Carol Ann


  • Child malnutrition and school retardation in China (anglais)

    Available data suggest that there remain a substantial number of moderately malnourished children in China, particularly in rural areas. Studies in other countries have found that, among other adverse...

    Type de document: Document de travail (série numérotée) Numéro du rapport: DPH8127 Date du document: 1 septembre 1981 Mode de publication: Disclosed Auteur: Jamison,Julian C