RT Article T1 Comparable preference estimates across time and institutions for the court, Congress, and presidency JF American journal of political science VO 51 IS 3 SP 433 OP 448 A1 Bailey, Michael A. 1969- LA English YR 2007 UL https://krimdok.uni-tuebingen.de/Record/1912485753 DO 10.1111/j.1540-5907.2007.00260.x