Voting methods

No method is perfect — each has its own logic, strengths and pitfalls. Click a card to understand it fully.

🥇First-past-the-postMost votes wins.👉 Decide fast: one round, most votes wins.🔁Two-round runoffAbsolute majority or second round.👉 Guarantee an absolute majority, with a second round if needed.✅Approval votingTick everyone you're happy with.👉 Several acceptable choices: everyone ticks all that suit them.🏅Borda countPoints awarded by rank.👉 Favour broad consensus from a ranking.⚔️Simple CondorcetThe champion of every duel.👉 Pick the winner of every duel (true consensus).🎲Randomised CondorcetCondorcet, with chance breaking the deadlocks.👉 Condorcet, breaking deadlocks by lot.⚖️Majority judgmentYou grade, the majority grade wins.👉 Judge by grades; limits tactical voting.🥧Proportional representationSeats in proportion to votes.👉 Share seats in proportion to votes (assembly).📋Party-list voteThe leading list takes half the seats, the rest go proportionally.👉 Vote for lists with a majority bonus (local elections).🏛️Electoral collegeVoting by constituency.👉 Vote by district / electoral college.

🧩 Assignment methods

How do we allocate? No method is neutral — each has its biases.

🎲Picking roundsEveryone picks in turn, in a drawn order.🧮Maximum satisfactionThe allocation that pleases the most people, computed exactly.🔄Trading circleEveryone already owns something; win-win swap cycles.🤝Stable pairsPairs nobody has an interest in leaving.🎓Two groups (Parcoursup)Two sides rank each other; a stable matching.