مهندسی عمران-راه و ترابری
Investigating the effect of modernizing the cargo transportation fleet in Iran

mohammad zamani; Reza Amin; Ali Khodaii

Volume 5, Issue 8 , October 2023, , Pages 61-75

https://doi.org/10.22034/cpj.2023.430631.1238

Abstract
  The results of capital stock and labor force coefficients showed that there is a constant return to scale in the road transport fleet sector. Also, in this sector, new investment and renovation has increased with technical progress in such a way that it has reduced the average age of the fleet and has ...  Read More