What does this research mean for the field?

Financial incentives, including both lotteries and fixed cash payouts, do not significantly improve COVID-19 vaccination rates at scale, and their minimal impacts vary systematically by demographic and political factors. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

This study examines the effectiveness of cash incentive programs on COVID-19 vaccination rates.

June 3, 2026Open Access

Worth the Shot?: A Quantitative Study of Lottery and Fixed COVID-19 Vaccine Incentives in the Midwest

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Authors

AWAshley WuUniversity of Chicago

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Implication

Quantitative study evaluates COVID-19 vaccine incentives in two states, revealing limited effectiveness in improving vaccination rates.

Key Points

This study examines the effectiveness of cash incentive programs on COVID-19 vaccination rates.
Applied differences-in-differences method to compare vaccination rates.
Analyzed data from Illinois' lottery incentive and Wisconsin's fixed incentive.
Considered variables like partisan majority, ruralness, unemployment, and median income.
Neither incentive led to significant improvements in vaccination rates on average.
Impacts varied based on county characteristics, including partisan majority and socioeconomic factors.
Overall effects were small relative to the number of unvaccinated individuals needing outreach.

Cite This Study

Ashley Wu (2022) studied this question.

synapsesocial.com/papers/6a1fc4e4dee9eb8c0dce659b https://doi.org/10.6082/b03w5-g4e40

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Worth the Shot?: A Quantitative Study of Lottery and Fixed COVID-19 Vaccine Incentives in the Midwest

Discussion

Member takes

Implication

Key Points

Cite This Study

Worth the Shot?: A Quantitative Study of Lottery and Fixed COVID-19 Vaccine Incentives in the Midwest

Discussion

Member takes

Implication

Key Points

Cite This Study

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