Sala, Emanuela; Lynn, Peter - In: Quality & Quantity: International Journal of Methodology 43 (2009) 1, pp. 123-136
The aim of the paper is to compare two alternative survey designs in terms of resultant response rates, non response bias and cost. The first design is a simple postal survey with follow-up mailings; the second design is a two-phase multi-mode design, where the postal survey is followed at the...
