This series contains copies of incoming and outgoing correspondence, memoranda, and emails from the office of Managing Director Caio Koch-Weser. In addition to correspondence directly to or from Koch-Weser, the series includes copies of correspondence to World Bank Group President James D. Wolfensohn forwarded to Koch-Weser for action or reference; notes from Wolfensohn to vice presidents with annotations by Koch-Weser; memoranda jointly authored by Koch-Weser and Managing Director Sven Sandstrom to World Bank vice presidents and managers; and meeting notes. The series includes communications with both internal and external correspondents.

The bulk of the materials are in English. Some items in German include an attached English-language translation or summary.