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AEA RCT Registry currently lists 8737 studies with locations in 168 countries.

Most Recently Registered Trials

  • Agree to Disagree? The Effect of Policy Alignment and Voice Pitch on Gendered Perceptions of Politicians
    Last registered on May 14, 2024

    How do voters apply gender stereotypes when assessing candidates? This study will use a survey experiment to explore how voice pitch and policy agreement affect voter perceptions of female politicians. Specifically, it will examine the combined effect of a candidate's voice pitch and policy stance on voter evaluations.

  • Impacts of Early Childhood Nutrition and Maternal Mental Health Interventions on Child Health and Development
    Last registered on May 13, 2024

    The well-being of mothers is linked to quality parenting and early-childhood investments. According to research, many parents struggle to adopt new parenting habits that promote child health and development. New parents endure more stress and anxiety in the months after childbirth, making maternal mental health crucial to parental welfare. Can reliable information about early childhood nutrition, maternal well-being, and mental health affect early childhood investments and child health? Is the cognitive and psychological load of finding reliable caregiving practices reduced for parents when they have access to reliable information? This study makes progress on these research questions by establishing the effects of a caregiver assistance program that offers information on best practices...

  • Alternative Transfer Schemes for Transferencias a Primera Infancia (TPI) in Urban Areas
    Last registered on May 13, 2024

    This study examines the impact of modifications to the Transferencia a Primera Infancia (TPI) in urban areas. The TPI is a conditional cash transfer (CCT) program available to households that are part of the JUNTOS program (Peru’s flagship CCT program) and have a pregnant woman or a child less than 12 months old. The study will examine the impact of increasing the benefit amount on household welfare, child health, and child cognitive development.

  • Preregistration of the project “Perceived legitimacy of court decisions concerning climate change - a survey and field experimental study"
    Last registered on May 13, 2024

    On April 9th, 2024, the European Court of Human Rights (ECtHR) delivered a bold and historical judgment in the case of KlimaSeniorinnen and Others v. Switzerland (“Klimaseniorinnen”). This case was brought before the ECtHR by four women and a Swiss association, Verein KlimaSeniorinnen Schweiz, that alleged that the Swiss authorities were “not taking sufficient action to mitigate the effects of climate change” and that global warming has consequences on their living conditions and health (European Court of Human Rights 2024). The ECtHR found that the “Convention encompasses a right to effective protection by the State authorities from the serious adverse effects of climate change on lives, health, well-being and quality of life” and that “the Swiss Confederation had failed to comply with...

  • Improving Women's Career Progression in Academia: The Impact of an Anti-Bias Intervention on Student Teaching Evaluations
    Last registered on May 13, 2024

    Women continue to be underrepresented in academia, as well as in the majority of STEM fields, despite ongoing efforts to narrow the gender gap across various industries, professions, and occupations. According to SheFigures (European Commission, 2021), women constitute only 33% of all researchers in Europe. This disparity is further highlighted by an AAUW report (American Association of University Women, 2023), which reveals that women predominantly occupy non-tenure-track lecturer and instructor roles across institutions, while also remaining underrepresented in top academic positions. The gender gap in academia can be partly attributed to the gender bias in teaching evaluations: there is ample evidence in the literature that Student Evaluation of Teaching (SET) results tend to favo...

  • The Level of Trust Study in Sources of Information Among Teenagers
    Last registered on May 13, 2024

    Young people actively consume information coming from various sources - from parents, from teachers, from friends, from social networks, from virtual game communities, and, of course, from the media. However, the question remains unanswered: whether high school students are ready to accept the news as a fact without doubt, or on the contrary, they think about the credibility of the source. Such knowledge and understanding are important both for professional producers of news (media) and when disseminating information in an informal communication environment. In this scientific work, a study was conducted that allowed us to understand exactly how high school students receive information and are they ready to analyze the news they consume? Obviously, they rely on the news as a means of l...

  • Complexity and the demand and supply of narratives
    Last registered on May 13, 2024

    This project studies the effect of complexity on the selection of models in a market environment. We simulate a market involving three types of agents – buyers, non-expert sellers, and expert sellers who have access to better data statistics – interacting over multiple rounds. In this "market for models", all agents have access to the same data but must choose among different models that explain these data. Buyers are incentivized to select the most accurate model, while sellers also have an incentive to match the preferences of the buyer. Our study will first assess how increased complexity affects the dynamics of model selection from both the sellers' and the buyers' perspectives. Subsequently, we will explore market design interventions that could alter these dynamics. This includes ...

  • Characterizing Unstructured Bargaining - A Lab Experiment
    Last registered on May 13, 2024

    How can we characterize the outcomes of unstructured bargaining? We study unstructured bargaining in a lab experiment where one party has significantly more bargaining power. Players bargain in groups of three via chat. We test how well standard concepts from cooperative game theory can characterize outcomes, focusing on the Shapley value and the nucleolus.

  • Generative AI & TeamWork: An experimental approach.
    Last registered on May 13, 2024

    This study examines the effects of integrating a Generative AI (GenAI) tool (a company interface based on GPT4), on team dynamics and the division of labor in a large multinational consumer product company. Participants from Commercial and R&D functions will be randomly assigned to control and treatment groups to collaborate on real business problems during a one-day virtual hackathon. The control groups include individual controls (not using AI) and a Commercial+R&D team without AI. The treatment groups will have either Commercial or R&D paired with GenAI (T1), or both functions working together with GenAI (T2). Participants will work on compatible tasks using real background data from the Fabric Care, FemCare, Grooming, and Baby Care business units, with the goal of producing detaile...

  • Behavioral science initiatives to reduce individuals' climate footprint
    Last registered on May 13, 2024

    This project examines how consumers respond to carbon footprint information. To this end, we run an RCT using a mobile app that differentially exposes participants to information about their carbon footprints. The app provides detailed and personalized information based on users' consumption. We investigate how consumption and other behaviors change in response to exposure to this information.