Points for Inaction?

Dan Drezner gave Obama a failing grade on trade policy. Ryan Avent and Kevin Drum counter. Kevin:

Second, this isn't a classroom, where you get an F for not showing
up. In politics, you get an F for actively damaging things. Obama
hasn't done that. He's simply ignored trade as an issue. But he hasn't
done any harm, and under the circumstances that's quite possibly about
as much as a trade enthusiast could have hoped for.

Drezner defends his judgment:

The U.S. political system is arranged to...