Study title

The German Internet Panel (GIP) is an infrastructure project. The GIP serves to collect data about individual attitudes and preferences which are relevant for political and economic decision-making processes. The questionnaire contains numerous experimental variations in the survey instruments. For more information, see the study documentation. Subjects: Social status: top-bottom self-assessment on a ladder/pyramid scale (experiment); Smartphone use: ownership of mobile phone, computer or laptop and tablet computer; smartphone as mobile phone; smartphone type; devices used to access the internet; social media: Use of selected applications (e.g. Facebook, Instagram, etc. ) on the internet or as a mobile app; sole use of the smartphone or sharing with another person; persons with whom the smartphone is shared (spouse), children, other family members, friends, work colleagues, others); frequency of use of the smartphone besides making phone calls or sending text messages; self-assessment of skills in using the smartphone (beginner or advanced); Indication of the number of hours the smartphone is typically switched on; taking the smartphone out of the house; carrying the smartphone in a pocket or on a belt/ in a holder on the body, in a jacket or waistcoat pocket, in a handbag, rucksack or other bag, in the hand when out and about; places or situations outside the home where the respondent uses the smartphone. situations outside the home where the respondent does not have the smartphone directly with him or her (in church, mosque, synagogue, etc.) in the mosque, synagogue or other place of worship, at the theatre, concert, cinema and other cultural events, at school, university and other educational institutions, at work, while running or at the gym, during other sports (e.g. team sports), during very short journeys (to the shops, etc.), other place/other situation, smartphone always with them); setting of the smartphone at night (completely switched off, silent/...