Costa, Dora L. <br/><br/>
The wage and the length of the work day : from the 1890s to 1991 

 - Cambridge, Mass :  Natioanal Bureau of Economic Research,  1998 
 - 31 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HOURS OF LABOR--UNITED STATES--HISTORY--20TH CENTURY<br/>INCOME DISTRIBUTION--UNITED STATES--HISTORY--20TH CENTURY<br/>WAGES--UNITED STATES--HISTORY--20TH CENTURY<br/>ECONOMICS--RESEARCH
<br/><br/><label>LC Class. No.: </label>HD5124  / C677W