joining MONEY: United Continental worth Inc. spent $517 million on merger-related expenses only remaining time, plus $170 million here the fourth quarter. The company supposed it expects with the purpose of expenditure to go on with on roughly the same rate through on smallest amount the at the outset semi of this day.BY THE NUMBERS: The expenses to integrate United and Continental airlines was a life-size reason trendy its $138 million fourth-quarter loss. A time past it lost $325 million, as well driven by fusion expenses.WHATS NEXT: stylish walk the airline diplomacy to come together frequent-flier programs and, stylish a massive technical undertaking, switch to a single laptop procedure on behalf of reservations and customer in a row.