title: [Use of Monetary Incentives in Face-to-Face Surveys in Light of Decreasing Response Rates].
authors.affiliation: GESIS - Leibniz-Institut für Sozialwissenschaften, B2,1, 68159 Mannheim.
authors.forename: Klaus
authors.initials: K
authors.lastname: Pforr
authors.affiliation: GESIS - Leibniz-Institut für Sozialwissenschaften, B2,1, 68159 Mannheim.
authors.forename: Beatrice
authors.initials: B
authors.lastname: Rammstedt
mesh_terms: D003431:Cross-Cultural Comparison; D032984:Ethics, Research; D005858:Germany; D006801:Humans; D009042:Motivation; D015983:Selection Bias; D011795:Surveys and Questionnaires