Ted L. Helvoigt, Shawna Grosskopf. Productivity Growth, Technical Efficiency, and Returns to Scale in the Washington State Sawmill Industry. International Journal of Information Technology and Decision Making, 4(3):477-490, 2005. [doi]
@article{HelvoigtG05,
title = {Productivity Growth, Technical Efficiency, and Returns to Scale in the Washington State Sawmill Industry},
author = {Ted L. Helvoigt and Shawna Grosskopf},
year = {2005},
doi = {10.1142/S0219622005001672},
url = {http://dx.doi.org/10.1142/S0219622005001672},
researchr = {https://researchr.org/publication/HelvoigtG05},
cites = {0},
citedby = {0},
journal = {International Journal of Information Technology and Decision Making},
volume = {4},
number = {3},
pages = {477-490},
}