Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleTHE VARIABILITY OF ENGINEERING EARNINGS.AuthorsHILL, T. P.; KNOWLES, K. G. J. C.PublicationOxford Bulletin of Economics & Statistics, 1956, Vol 18, Issue 2, p97ISSN0305-9049Publication typeArticleDOI10.1111/j.1468-0084.1956.mp18002001.x