WASHINGTON, April 20 -- The U.S. House of Representatives Friday approved a bill that would give stockholders a right to cast non-binding votes on the pay of top company executives. The "say on pay" bill, which passed 269-134, would also let shareholders vote on any executive "golden parachute" compensation negotiated as part of a purchase or sale of a company. After the vote, presidential hopeful Sen. Barack Obama, D-Ill., promised to introduce what an aide described as an "identical" bill in the Senate. The bill would give "shareholders the power to debate and fight back against exorbitant executive compensation," Obama...