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Concepts and definitions

Electronic commerce

Electronic commerce or Internet commerce refers to buying or ordering goods via the Internet for a consumer's personal consumption or a household's consumption, regardless of whether the invoice for payment arrives later or the goods are paid immediately via electronic banking, credit card, electronic payment of similar. Internet commerce consists of orders made on ready electronic forms and sent over the Internet and commerce in online stores. Electronic commerce comprises both domestic and foreign electronic commerce.

Online studying

Online studying is studying with the help of a data network. The data network may be the Internet or an organisation's internal network, i.e. an intranet. The network can be used interactively in studying and teaching as well as for searching for and sharing information.

Regular use of the Internet

A person who has used the Internet at least weekly during the three months preceding the survey is defined as a regular user of the Internet.