3Economy AC
New designes coach has 83 berths
from 72 berths to 83 berths,
What...
more... has been sacrificed, user's comforts
or dispensed with Linen boxes
and
replaced switchgears at below the floor of coach
Railway has simple calculation....
with some formula they arrive at Cost of running whole train,
then they spread cost to each coach.
So each coach must bring so much revenue.
Then to get that revenue, how many berths should be provided?
This is optimum revenue if there is 100% occupancy in every coach.
and extra stuffing of passengers in Unreserved coach or Passengers are Bonus to railways...
This gets people grinding going on and on