Subjects: *MATHEMATICAL models; *INTERVIEWING; *COMMUNICATION
Record details
Subjects: *QUESTIONNAIRES; *INTERVIEWING; *COST effectiveness
Subjects: *INTERVIEWING; *CLIENT satisfaction; *QUESTIONNAIRES
Subjects: *CONSUMER behavior; *BRAND name products; *CONSUMER goods
Subjects: *COMMERCIAL products; *COMMERCIAL product marketing; *QUESTIONNAIRES
Subjects: *INTERVIEWING; *QUESTIONNAIRES; RESEARCH methodology
Subjects: *INTERVIEWING; PERSONALITY questionnaires; BILINGUALISM
Subjects: *QUESTIONNAIRES; *QUALITATIVE research; *INTERVIEWING
Subjects: *SALES personnel; *RESPONSE rates; *INDUSTRIAL research
Subjects: *MARKETING research; *INTERVIEWING; *QUESTIONNAIRES