WASHINGTON, March 8- Tempur-Pedic International Inc, the Kentucky company which pioneered pricey space-age mattresses, has won approval from antitrust regulators to buy century-old Sealy Corp, the company said on Friday. Tempur-Pedic put the total value of the transaction- stock purchases and acquired debt- at $1.3 billion.
*Kentucky upstart goes after former market leader. WASHINGTON, March 4- A planned merger of two large U.S. mattress companies will force U.S. antitrust regulators to decide how much concentration they are prepared to allow in this once diffuse market.
*FTC probing Office Depot/ OfficeMax deal, Tesoro refinery buy. WASHINGTON, Feb 28- President Barack Obama is to name Edith Ramirez, once his colleague at the Harvard Law Review, as chairwoman of the Federal Trade Commission, the FTC said on Thursday.