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Bildnachweise

• Amsterdam Bourse: Zandcee [CC BY-SA (https://creativecommons.org/licenses/by-sa/4.0)]
• Busan: KHUG [CC BY-SA (https://creativecommons.org/licenses/by-sa/4.0)]
• London: 0x010C [CC BY-SA (https://creativecommons.org/licenses/by-sa/4.0)]
• Moskau: Deensel [CC BY (https://creativecommons.org/licenses/by/2.0)]
• Maskat: Gyanibash at English Wikipedia [CC BY (https://creativecommons.org/licenses/by/3.0)]
• Tokio: Kakidai [CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)]
• Coronavirus SARS CoV-2: Felipe Esquivel Reed [CC BY-SA (https://creativecommons.org/licenses/by-sa/4.0]

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