Page:Walter Renton Ingalls - Current Economic Affairs (1924).pdf/93

Rh decreased. In pre-war years there was about 1.37 man per 1,000 train miles. In 1919 this factor had risen to 1.71. In 1921 it had been reduced to 1.52

The number of transportation service train miles effected per railway employee is shown in the following table:

These data indicate diminishing efficiency of labor, more or less offset by increased efficiency of management, which is however constrained to contend against some increasing adversity necessitating the moving of freight more miles.

The physical volume of our foreign trade, as computed by the Federal Reserve Board, may be taken as a rough indication of the general trend of our foreign commerce, the factors of price having been eliminated. These data are given in the table on page 80.