Bundesbank Online Panel - Firms (BOP-F)

Self-administered questionnaire: Web-based The sample for the survey is drawn from the universe of firms based in Germany with a taxable turnover of more than €22,000 or at...基于网络的自填式问卷（Self-administered questionnaire）：本次调研的样本取自总部位于德国、应税营业额超过22000欧元或至少……的全部企业总体。