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Communication Networks Economy by Daniel Battu

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Appendix 4Variation in “Working Day” Telephone Traffic in 1970

Between 1950 and 1980, French telephone traffic largely reflected the country’s service activity, with a busy period in the mornings close to two-thirds as large as the equivalent afternoon period and a notable break (midday to 2 p.m.) in accordance with the tradition of taking shared meals (and without cell phones or tablets within easy reach!).

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