Going online with a face-to-face household panel: effects of a mixed mode design on item and unit non-response
The effect of interviewer experience, attitudes, personality and skills on respondent co-operation with face-to-face surveys
Going online with a face-to-face household panel: initial results from an experiment on the Understanding Society Innovation Panel
Going online with a face-to-face household panel: Initial results from an experiment on the UK Household Longitudinal Study Innovation Panel
The effects of mixed-mode protocols on attrition in a household panel survey: why do some effects emerge only at later waves?