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Elseviers Economische Bibliotheek
(Elseviers Economic Library)
edited
by
R. E. M. van dén Brink
Bjr the same author have heen published in the English language:
An Econometrie Approach to Business Cycle Problems (Paris, Hermann, 1937)
Statistical Testing of Business-Cycle Theories:
I. A Method and its Application to Investment Activity
11. Business Cycles in the United States of America 1919-1932
(Geneva, League of Nations, 1939)