A new poll finds neither Kamala Harris nor Donald Trump has a decisive edge with the public on the economy, turning an issue that was once a clear strength for Trump into the equivalent of a political jump ball.

In the last two elections, the victorious candidate won the support of Wisconsin by 0.7 percent margin both times.

The state’s closely watched Senate race shows a similarly tight contest, and 93 percent of registered voters say they are certain to vote.