In the United States, aircraft that are owned and operated by businesses are often depreciable for income tax purposes under something called the Modified Accelerated Cost Recovery System (MACRS).
This is beneficial since faster acceleration allows individuals and
businesses to deduct greater amounts during the first few years of an
asset's life, and ...
There are two elements constraining propeller use:
The thrust we can get from a free propeller is lower than from a ducted fan at the same airspeed.
Propeller efficiency quickly decreases with Mach number.
Propeller performance vs speed. Source
For these reasons fans are the natural choice for large and fast aircraft, and propellers for slower ...
I just stumbled across this FAA document that provides details on the incremental fuel burn due to additional weight.
As noted above, incremental fuel burn related to an increase in aircraft weight was calculated for selected aircraft types and selected stage lengths. The aircraft types selected present a sampling of the most common aircraft in use within ...