Direct fixed expenses is the operating income generated by a profit or investment center
a. before subtracting common fixed costs that have been allocated to the center
b. include those fixed expenses that can be traced to a profit center
c. include expenses that cannot be traced to the profit center
d. is the difference between actual and budget for a specific revenue or expense

Which (if any) of the following scenarios is the result of a natural monopoly? instructions: you may select more than one answer. a. patent holders of genetically modified seeds are permitted to sue farmers who save seeds from one planting season to the next. b. doctors in the united states are prohibited from practicing without a medical license. c. there is one train operator with service from baltimore to philadelphia. d. coal is used as the primary energy in a country with abundant coal deposits.