Brazil

An unprecedented gender gap in political preferences has emerged in many countries. Evidence from the 2018 Brazilian presidential election shows that labour market shocks which disproportionately affect men can increase support for right-wing populis...

Unregulated markets for second-hand goods fuel crime worldwide. In Brazil, strengthening oversight of the second-hand market for automotive parts helped reduce car theft, simultaneously lowering insurance prices.

When governments harness public budget data and machine learning, they can better predict the incidence of local government corruption.

New technologies in Brazil increased agricultural productivity, but also reduced economic opportunities for women and increased fertility rates.

Immigration can foster agricultural development while accelerating, rather than delaying, structural transformation in developing economies.

Enabling teachers to introduce pedagogical innovations can deliver substantial gains in student achievement. An experimental programme in Brazil unveils the importance of supporting teachers and accommodating the multiple constraints students face.

Evidence from Brazil's transition to a national college admission exam shows that higher-stakes testing widened socioeconomic test score gaps, yet also improved the exam's ability to predict students' college success.

Deactivating multimedia on WhatsApp in Brazil consistently reduced exposure to online misinformation during the pre-election weeks in 2022, but did not impact whether false news was believed, or reduce polarisation.

Access to vehicle financing in Brazil improved mobility and generated large returns (12-15% per year) through improved labour market outcomes