TY  - BOOK
AU  - Costa,Dora L.
TI  - The unequal work day : a long-term view
AV  - HD5124 C677U
PY  - 1998///
CY  - Cambridge, Mass
PB  - National Bureau of Economic Research
KW  - HOURS OF LABOR
KW  - UNITED STATES
KW  - HISTORY
KW  - ECONOMETRIC MODELS
KW  - ECONOMICS
KW  - RESEARCH
ER  -