g According to his accountant, the Bug Wing annually is responsible for $1,300 in revenue, $1,100 in variable costs, $100 in traceable fixed costs, has 500 customer visits, and $50 of allocated common fixed costs. Blathers also knows if the (disgusting) Bug Wing is closed, all 500 customers will stop coming to the museum entirely. 150 of those customers also pay to visit the Fossil Wing. The Fossil Wing annually has $1,600 in revenue, $800 in variable costs, $400 in traceable fixed costs, has 400 customers, and $200 in allocated common fixed costs. How much would Blathers' Museum NOI increase (decrease) if the Bug Wing is dropped