TY  - GEN
TI  - The impact of the civil war on capital intensity and labor productivity in southern manufacturing
AU  - national bureau of economic research
AU  - margo, robert a. (robert andrew)
AU  - hutchinson, william kenneth
PY  - 2004
UR  - https://www.loc.gov/item/2005615599/
ID  - 2005615599
ER  -