Untitled

      Marginal Cost
          |
  15,000  |               .  
          |            .  |  .
          |         .     |     .
  12,500  |      .        |        .
          |   .           |           .
          |.              |              .
   2,000  +--------------------------------
          0       85          x         135   Quantity Sold
                    Regular   |    VIP
                              Staff & Security Costs
                              Fixed Costs