Political scientists tend to measure partisan polarization in Congress by examining roll-call votes. What method is most commonly used to do this?

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Quizplus · Accepted Answer

DW-NOMINATE is a widely used method for measuring the ideological positions of legislators based on their roll-call voting behavior. It provides a spatial model of voting that helps in understanding partisan polarization.

Political Scientists Tend to Measure Partisan Polarization in Congress by Examining