The local policy shop Growth and Justice has a well-informed policy brief: Shifting Gears to Ease Congestion: Improving Travel and Travel Choices in the Twin Cities Area
There are a few key points: despite congestion, the Twin Cities has shorter than average commute durations; money should be spent on repair and preservation more than new capacity; support managed lanes to give travelers reliable choices; and allow development to build more densely; accelerate transit investments.
The long version of the report is here.