change or did not answer all survey questions (item nonresponse) in a previous wave were less likely to continue …

selection of groups of units for survey samples. Neyman's (1934) paper tilted the balance strongly towards varieties of …; the emergence of the internet and other sources for obtaining survey data from very large samples at low cost and at high … the birth of survey sampling at the time of A. N. Kiar (1895) to the present day. …

Survey statisticians have been dealing with the issues of nonresponse in sample surveys for many years. Due to the …, several aspects of this topic will be elaborated on: the survey unit nonresponse bias has been examined alternatively by …

probability sample, or it may be caused by self-selection in an internet survey. A contraction theorem from mathematical …

the impacts of inflation and other drivers of food insecurity in developing Asia, we carried out a household survey in …