Why You Should Measure Ideology on a 100-Point Scale

• In Event: Advances in Measuring Public Opinion

Brief Overview

Using panel data from multiple surveys, we show 100-point spatial ideology scales outperform symbolic measures in terms of reliability and predictive validity, with implications for survey methodology and the study of American public opinion.

Authors

• Matthew Edward Dardet, Harvard University

• Arjun Vishwanath, Boston University