Suppose Glenda owns a hotel at a ski resort. The left-hand panel of the diagram below depicts the market supply of rooms along with the demand for rooms in winter (W), spring (SP), summer (SU) and fall (F). The right-hand panel depicts Glenda’s unit costs per room when rented; these costs are the same for each season.
ATC-Average Total Cost
Use the diagram above to help Glenda complete the table below. For the profits column, just indicate whether her profits for the season are positive (+), negative (-), or zero (0).