Mastoiditis is the result of an infection that extends to the air cells of the skull behind the ear. Specifically, it is an inflammation of the mucosal lining of the mastoid antrum and mastoid air cell system inside the mastoid process.
Extract: Government spending has increased substantially in recent years. Consequently, the breakeven oil price rose to $106 a barrel in 2014 from $69 a barrel in 2010. As a result, with the large decline in oil prices, the fiscal deficit has increased sharply and is likely to remain high over the medium-term.
Knowing the breakeven price of crude oil is important when trying to figure out what OPEC needs in order to regain market share. The breakeven price of crude oil includes production costs, exploring or finding costs, oil well development costs, transportation costs, and selling and general administration expenses.