Researchers evaluated the impact of auto-scheduling appointments with targeted messages and nudge reminders on primary care engagement within four months after delivery for postpartum individuals with diabetes, hypertension, mental illness, or obesity. Individuals who received this intervention were substantially more likely to have a primary care visit than those who did not, highlighting the potential of low-cost interventions to improve the transition of ongoing care needs after pregnancy to primary care clinicians.

Researchers evaluated a program delivering digital aid payments on food security and mental well-being for vulnerable female-headed households in Afghanistan. Digital payments led to improved food security and mental well-being for beneficiaries. Digital delivery of aid was also cost-effective and transparent, showing no evidence of diversion to the de facto Afghan authorities.

Researchers conducted a randomized evaluation to test the impact of introducing a pay-as-you-go car insurance contract, which reduces minimum purchase requirements, to uninsured drivers in California. Applicants who were offered this type of insurance were nearly twice as likely to purchase car insurance than those who were offered a traditional car insurance contract, but this impact faded over time.

In this randomized evaluation, researchers partnered with Planned Parenthood of Michigan to give vouchers for contraception to evaluate the impact of contraceptive costs on method choice. Those who received the vouchers were more likely to buy contraceptives and buy more expensive methods than those who did not receive vouchers. They also chose longer-lasting and more effective methods