Contents: Practical Corner: The Evolution of the Exchange Rate from "Sacrosanct" Parity to Flexible Monetary Policy Instrument.- Historical Studies: The Society for Business History: A Decade of Work. The Bankers Simon and Abraham Oppenheim 1812-1880. The Private Background to Their Professional Activity, their Role in Politics and Ennoblement. Russian Business in the Brüning Era.- Reviews of Literature: A Review of the New Literature on Business History.- A Review of the New Literature on Banking History. Reports on Conferences. The German Yearbook on Business History is a source of insights into the entrepreneurial economy of the 19th and 20th centuries. It contains translations of topical journal articles and informative reviews of results and trends in business history research. As in the previous Yearbooks, the authors of this volume are experts in economic theory and practice whose contributions cover a wide spectrum.