Cost Savings from One-Man Operation of Buses: A Re-evaluation

Cost Savings from One-Man Operation of Buses: A Re-evaluation

In a replication of the study by Brown and Nash published in this Journal in September 1972, Dr. Boyd finds that conversion of buses to one-man operation reduces costs by 15.6 per cent. He concludes that the unexpectedly large apparent saving (shown in both studies) from conversion to single-decker operation is due to multi-collinearity. The authors of the 1972 article disagree on this point.

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