Was the bell system a natural monopoly? An application of data envelopment analysis
| Year of publication: |
2006
|
|---|---|
| Authors: | Chang, Hsihui ; Mashruwala, Raj |
| Published in: |
Annals of operations research. - New York, NY [u.a.] : Springer Science + Business Media, ISSN 0254-5330, ZDB-ID 2526293. - Vol. 145.2006, p. 251-264
|