“…The results, whether using the Segal and Cover (1989) scores (Segal, Epstein, Cameron, & Spaeth, 1995), Baum (1988Baum ( , 1989Baum ( , 1992 adjusted scores, or Martin and Quinn (2002), yield comparable results. Similarly, we tried two separate measures of presidential liberalism- Segal, Timpone, and Howard (2000) and Erikson, MacKuen, and Stimson (2002)with no significant changes in the coefficients.…”