PAPI (Paper and Pencil Interviewing)Face-to-face interviews conducted using printed questionnaires between the interviewer and the respondent.
PAPI, or Paper and Pencil Interviewing, is..
Desk ResearchStudies that compile analytical information typically related to a sector or previously researched topics by integrating secondary sources and literat..
MailInformation collection method based on sending printed questionnaires to predetermined respondent addresses, which are then returned to the center by ..