what are fixed costs that change over the long run
Fixed Costs, Variable Costs, and Total Costs z Fixed costs are those that are spent and cannot be changed in the period of time under consideration. z In the long run there are no fixed costs since all costs are variable. z In the short run, a number of costs will be fixed. Fixed Costs, Variable Costs, and Total Costs z Workers represent variable costs â those that change as output changes. Fixed Costs, Variable Costs, and Total Costs z The sum of the variable and fixed costs are total costs. TC = FC + VC Average Costs z Much of the firmâs discussion is of average cost.