Shippers and Logistics Service Providers are also not happy with this
situation: both of them have incentives to avoid the inefficient use of trucks.
If they increase the truck loading rate and decrease the number of trucks
required while keeping the same frequency of shipment, they can reduce
logistics costs and then production costs. These economic incentives
encourage them to make cooperative efforts in so-called Milk Run logistics
to combine the small-sized shipments on the route. For example, if several
pick-up orders, whose consignors are in the same area, are consolidated in a
truck with a well-coordinated round trip schedule, the truck loading rate
could be increased. It should be noted that voluntary efforts in the private
sector could solve the problems caused by urban freight transport to some
extent.