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GAMIFIED SAVINGS AS A PROBLEM GAMBLING INTERVENTION�

Laura Barasa | University of Nairobi, Kenya | lauranelima@uonbi.ac.ke

Sylvan Herskowitz | The World Bank, Washington DC, USA | sherskowitz@worldbank.org

Annet Adong | Makerere University, Uganda | annetadong@gmail.com

Maximilian Müller | University of California, Berkeley, USA | mwmueller@berkeley.edu

Africa Evidence Summit | Nairobi, Kenya | June, 2023

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Motivation

Mobile gambling applications that are popular among male youth on the rise

Unprecedented growth of sports betting in sub-Saharan Africa

Sports betting in Africa is underpinned by widespread poverty, unemployment and poor or non-existent regulation

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Prize-linked savings with a low likelihood of a large reward increase savings and reduce gambling expenditure

Soccer prize-linked savings with a high likelihood of a small reward increase savings and reduce gambling expenditure

Soccer prize-linked savings with a high likelihood of a large reward increase savings and reduce gambling expenditure

Promise of immediate payment of low likelihood, large rewards increase savings and reduce gambling expenditure

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Gamified Savings: Soccer Prize-linked Savings

Predict games based on the English Premier League

Prediction based on 8 soccer matches with 50/50 odds, 8 weeks

Non-skewness win if a majority of predictions are correct, small reward

Skewness win when ALL predictions are correct, large reward

Option to cash out or save winnings in a locked account

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Study Design and Sampling

Lab-in-the-field experiment

2000 male soccer bettors age 18-34 from Nairobi, Kenya and Kampala, Uganda

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Research Design

Treatment arms

Treatment 1

Reward Payout Structure

Low Variance (Small/Fixed Non-Skewness) vs. High Variance (Skewness)

Treatment 2

 

Gamification/Fun

Soccer prize-linked savings

Low Variance: No Gamification (Control)

Simple interest offer

High Variance: No Gamification

Lottery linked prize with two subgroups: immediate & delayed payment

Low Variance: Gamification

Choose matches but small reward

High Variance: Gamification

Choose matches, low probability, large reward with two subgroups: immediate & delayed payment

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Next Steps

App development

June-July 2023

Baseline

Aug 2023

Intervention

Sep-Oct 2023

Endline

Nov 2023

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