Theory of ranked-choice and approval ballots for delegate-allocation tasks and analysis of the ranked-choice delegate allocation system introduced in the US Democratic Party's 2020 presidential nomination process

Key Points

• The ranked-choice allocation system improves voter satisfaction and representation, enhancing the democratic process in nominations.
• Key evidence shows a notable increase in participation rates during the 2020 Democratic primary elections, revealing voter engagement.
• Analysis of the system highlights how ranked-choice and approval ballots can lead to more equitable delegate distribution.
• This system may enable better outcomes for minority groups, indicating a potential need for broader electoral reforms.