From the article:
"Some election reform advocates are starting locally by proposing that Minnesota cities act under their home rule powers and adopt Single Transferable Vote (STV) as their voting method. But some have asserted that cities are not free to conduct such an experiment, arguing either that the Legislature must specifically authorize such a system, or that a 1915 Minnesota Supreme Court case has held the method unconstitutional.

"This article reports on the reform efforts and alleged legal hurdles to Single Transferable Vote and concludes that the opposing arguments are insubstantial and are not obstacles to reform."

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