✦ LIBER ✦
Impact of technological change on labor productivity in U.S. coal mines—Evidence from time series and cross sectional data
✍ Scribed by Hyder Ali G. Lakhani
- Publisher
- Elsevier Science
- Year
- 1982
- Tongue
- English
- Weight
- 867 KB
- Volume
- 7
- Category
- Article
- ISSN
- 1751-4223
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