Organization lines offer significant advantage in primaries, study shows

“The county line also increases voter confusion, contributing to overvotes and undervotes. The impact of the county line appeared to be greatest in races that did not involve an incumbent,” said Julia Sass Rubin, an associate professor at the Edward J. Bloustein School of Planning and Public Policy at Rutgers University, conducted the study. “Candidates share of the vote varied by as much as 50 percentage points, based on whether or not they were on the county line.”

New Jersey Globe, August 13, 2020