TY - JOUR A1 - O'Muircheartaigh, C. A1 - Campanelli, P. T1 - The relative impact of interviewer effects and sample design effects on survey precision Y1 - 1998 DO - 10.1111/1467-985X.00090 1467-985X.00090 JF - Journal of the Royal Statistical Society: Series A (Statistics in Society) VL - 161 IS - 1 ER -