Frequency of telephone calls by subscriber groups and elasticity of demand for calls
Year of publication: |
1980
|
---|---|
Authors: | Kaul, S. N. ; Chellapan, V. R. |
Published in: |
Margin : quarterly journal of the National Council of Applied Economic Research. - New Delhi, ISSN 0025-2921, ZDB-ID 414198-2. - Vol. 13.1980, 1, p. 94-102
|
Subject: | Fernmeldestatistik | Indien | Delhi | Bombay <Stadt> |
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