Segers, Rene (contributor); Franses, Philip Hans (contributor) - 2007
desirable to conduct the survey on a frequent
basis. This allows the researcher to establish whether certain changes are … deteriorates the quality of the survey. People get irritated and
they disconnect from the panel, thereby making the panel less e … calibrated. This makes the survey
more e–cient. As such, our approach helps to design e–cient panels that are cost
efiective …