Study of the application of statistical method in economic research into business cycles in the distribution of expansions and contractions in the aggregate economic growth of Germany, Federal Republic between 1950 and 1967 - includes a chronology of periods of expansion and contraction of demand which occured during the 3 cycles in German business activity. Diagrams, references and statistical tables.

February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index.