U.S. Senate bill would limit big tech mergers

Two U.S. senators have introduced bipartisan legislation that seeks to make it harder for Amazon.com and other tech giants to make acquisitions.

The office of Senator Amy Klobuchar, a Democrat who chairs the Senate Judiciary Committee’s antitrust panel, said on Friday that she and Republican Tom Cotton had introduced a bill targeting such companies as Alphabet’s Google and Facebook.

The bill would make it easier for the government to stop deals it believes break antitrust law by requiring the companies to prove to a judge that the deals are good...