Description:Outside the NYSE Euronext holiday bells ring just like every year- but Thursday's $8 billion dollar takeover deal from the IntercontinentalExchange marks the end of an era. And an admission the NYSE had to make a move: Morningstar's Gaston Ceron: "We are in a kind of beaten down environment with volume in equities overall and I think the exchange just has to find better ways to compete."(1:54)