NZ MMP

Parliamentary Coalition & Kingmaker Simulator

Parliamentary Seat Arch Minority Coalition
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Needed: 62 / 122
Select parties on the right to construct a government coalition. The 61/62 seat threshold defines parliamentary control.
Coalition Cabinet Alignment

Click parties to add or remove them from the proposed coalition:

Game Theory Power Indices (Banzhaf & Shapley-Shubik)

Party Seats Banzhaf Index Shapley-Shubik Kingmaker?
MMP Electoral Lab: Seat Customization & Thresholds

Scenario Report & Data Handoff

Export computed coalition mathematical properties, power indices, and seat states.

Live Canonical Proof Metric Surface
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