The industrial study of economic progress.
Series: Pennsylvania.  University.  Wharton School of Finance and Commerce.  Industrial Research Dept.  Research studies, 33; Major Industrial Research Unit studies -- no. 33.
Publisher: Univ. of Pennsylvania Press
Published: 1947
Place of publication: Philadelphia
Language: eng
Number of pages: 187
Subjects: Economics -- Research.
Notes: Microfiche (negative).

Includes bibliography.