Increasing the length of assignment – the effect on nrs response rates
Symposium: 1999: Florence, Session 4 - The Response Rate Challenge
Authors: Eldershaw, Richard
Topics: Response Rates
Developing and testing alternative technologies for the UK NRS
Symposium: 1997: Vancouver, Session 11 - Can Machines Do It Better Technology
Authors: Birt, Hilary, Eldershaw, Richard
Organisations: RSL - Research Services Ltd
Topics: Data Collection, Passive Measurement