How Big Should We Let Google Get? Wrong Question

[Commentary] Pearlstein’s motivation becomes obvious when he says things like “The question now is how much bigger and more dominant we want this innovative and ambitious company to become,” or that he has a problem with “allowing Google to buy its way into new markets and new technologies.” Since when do we decide how big companies are allowed to become, or whether they should be able to enter new markets? Antitrust laws were designed to prevent companies from using their monopoly power to negative effect in specific markets, not simply to keep companies from becoming large.