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  • Wealth, Marriage, and Sex Selection (anglais)

    Two mechanisms have been proposed to explain sex selection in India: son preference in which parents desire a male heir and daughter aversion in which dowry payments make parents worse off with girls...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11147 Date du document: 17 juin 2025 Mode de publication: Disclosed Auteur: Borker, Girija,Eeckhout,Jan,Luke,Nancy,Minz,Shantidani,Munshi,Kaivan,Swaminathan,Soumya


  • Crowding Out and Banking Crises (anglais)

    This paper studies the effect of government issuance on firm issuance during banking crises using transaction-level bond and loan data from 66 countries between 1991 and 2017. Governments rarely issue...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11145 Date du document: 12 juin 2025 Mode de publication: Disclosed Auteur: Hernando Kaminsky, Pablo Daniel

  • Effects of COVID-19 on Student Learning : Assessing Learning Losses Using Adaptive Technology (anglais)

    This paper quantifies learning losses between 2020 and 2022 in the Dominican Republic, an upper-middle-income country. The paper uses data from a sample of ninth-grade students who benefited from computer...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11144 Date du document: 12 juin 2025 Mode de publication: Disclosed Auteur: Baron, Juan,Mola,José,Pineda, Astrid Camille,Polanco Santos, Paola Patricia

  • Luck of the Draw : The Causal Effect of Physicians on Birth Outcomes (anglais)

    This paper estimates the effect on birth outcomes of a mother’s being treated by more-skilled versus less-skilled physicians, by exploiting a Colombian government program that randomly assigned newly graduated...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11143 Date du document: 11 juin 2025 Mode de publication: Disclosed Auteur: Posso,Christian,Tamayo,Jorge,Guarin Galeano, Arlen Yahir,Saravia,Estefania

  • Transforming Economic Inclusion: Government Innovations through Outcomes-Based Financing (anglais)

    Adoption of economic inclusion programs (bundles of coordinated, multidimensional interventions that support individuals, households, and communities to sustainably increase their incomes and assets) is...

    Type de document: Fiche Numéro du rapport: 202182 Date du document: 11 juin 2025 Mode de publication: Disclosed Auteur: Aroldi, Mara,Brubaker, Celeste,Osorio, Sebastian,Velarde, Juliana Outes

  • Barriers to Entry : Decomposing the Gender Gap in Job Search in Urban Pakistan (anglais)

    Gender gaps in labor market outcomes persist in South Asia. An open question is whether supply- or demand-side constraints play a larger role. This paper investigates this using matched data from three...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS1114 Date du document: 10 juin 2025 Mode de publication: Disclosed Auteur: Gentile,Elisabetta,Kohli,Nikita,Subramanian,Nivedhitha,Tirmazee,Zunia,Vyborny, Kate

  • Transforming Economic Inclusion: Government Innovations through Outcomes-Based Financing (anglais)

    Adoption of economic inclusion programs (bundles of coordinated, multidimensional interventions that support individuals, households, and communities to sustainably increase their incomes and assets) is...

    Type de document: Rapport Numéro du rapport: 202182 Date du document: 10 juin 2025 Mode de publication: Disclosed Auteur: Aroldi, Mara,Brubaker, Celeste,Osorio, Sebastian,Velarde, Juliana Outes


  • Do Formal Loans Boost SME Performance ? Key Takeaways from a Meta-Analysis (anglais)

    This paper conducts a meta-analysis of 24 studies evaluating the impact of formal loans on small and medium-sized enterprise performance. Using a Bayesian hierarchical model, the paper estimates that formal...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11140 Date du document: 5 juin 2025 Mode de publication: Disclosed Auteur: Bruhn, Miriam,Ortega Hernandez,Johan Andrey,Ruiz Ortega, Claudia

  • Territorial Inequalities : A Note on State Discontinuity (anglais)

    When the state does not reach with the same effectiveness everybody and everywhere, it creates pockets of exclusions and hampers the opportunities of individuals belonging to the excluded groups to participate...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11139 Date du document: 5 juin 2025 Mode de publication: Disclosed Auteur: Ceriani, Lidia,Lopez-Calva, Luis-Felipe,Restrepo Oyola, Samuel David

  • The Earlier the Better? Cash Transfers for Drought Response in Niger (anglais)

    Climatic shocks exacerbate consumption volatility and seasonality. When facing fluctuations in labor needs and prices, low-income rural households may rationally increase their consumption during specific...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11138 Date du document: 4 juin 2025 Mode de publication: Disclosed Auteur: Pople, Ashley Charlotte,Premand, Patrick,Dercon,Stefan,Vinez, Margaux,Brunelin, Stephanie

  • Industrial Policy under Constraints: Evidence from Pakistan’s Export Subsidy Schemes (anglais)

    This paper investigates the impact of an export promotion policy consisting of ad-valorem subsidies for a set of targeted products, on the performance of Pakistani exports in the textile sector. The findings...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11136 Date du document: 3 juin 2025 Mode de publication: Disclosed Auteur: Lovo,Stefania,Varela, Gonzalo J.

  • Global Poverty Revisited Using 2021 PPPs and New Data on Consumption (anglais)

    Recent improvements in survey methodologies have increased measured consumption in many low- and lower-middle-income countries that now collect a more comprehensive measure of household consumption. Faced...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11137 Date du document: 3 juin 2025 Mode de publication: Disclosed Auteur: Foster, Elizabeth Mary,Jolliffe, Dean Mitchell,Lara Ibarra, Gabriel,Lakner, Christoph,Tetteh Baah, Samuel Kofi


  • REFUGIADOS Y OTRAS POBLACIONES DESPLAZADAS POR LA FUERZA (espagnol)

    El desplazamiento forzado ha alcanzado niveles sin precedentes, con más de 120 millones de personas desplazadas a nivel mundial hasta 2024 debido a conflictos, violencia, cambio climático y violaciones...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11123 Date du document: 2 juin 2025 Mode de publication: Disclosed Auteur: Rozo, Sandra,Grossman,Guy

  • Constructing Comparable Global Poverty Trends (anglais)

    Countries frequently revise how they measure income or consumption due to changes in data collection and questionnaire design. These changes create comparability breaks in poverty trends over time. This...

    Type de document: Document de travail (série numérotée) Numéro du rapport: 201944 Date du document: 2 juin 2025 Mode de publication: Disclosed Auteur: Mahler, Daniel Gerszon,Foster, Elizabeth Mary,Lakner, Christoph,Prinsloo, Zander,Tchouakam Mbouendeu, Rostand,Tetteh Baah, Samuel Kofi



  • From Patriarchy to Policy: Norms, Votes, and Gender Equal Laws (anglais)

    Legal institutions play an important role in shaping gender equality in economic domains, from inheritance to labor markets. But where do gender equal laws come from? Using cross-country data on social...

    Type de document: Document de travail de recherche sur les politiques Numéro du rapport: WPS11135 Date du document: 29 mai 2025 Mode de publication: Disclosed Auteur: Bussolo, Maurizio,Rexer, Jonah Matthew,Hu, Lynn