Suppose you are trying to determine the aftereffects of hurricane Katrina on the economy of Louisiana. Which assumptions could be made to simplify the study? Note that not all statements may be placed.

Janis owns and operates a store in a country experiencing a high rate of inflation. in order to prevent the value of money in her cash register from falling too quickly, janis sends an employee to the bank four times per day to make deposits in a interest-bearing account that protects the store's revenues from the effects of inflation. this is an example of the (menu costs/ unit of account costs/ shoesleather costs) of inflation. pick one