merger

(Newser) - The tech-heavy Nasdaq exchange is looking to expand into the options-trading market, and it's in talks with the Philadelphia Stock Exchange about a possible merger. Nasdaq's bid to buy the third-largest options trading exchange, valued at up to $300 million, comes as a number of bigger exchanges are on the...

(Newser) - Jim Surowiecki describes how the “Chicago School” of economists revolutionized anti-trust thinking in the 1970s. By arguing that it is not the number of competitors but rather their strength that mattered, these economists posited that some mergers stimulate competition.