Original sentence: On July 31, the House of Representatives appropriated another $2 billion to the program, funding which still requires Senate and Presidential approval
Edited sentence: " Greenspan did not believe the program had stimulated the economy.Former Federal Reserve chairman Alan Greenspan said on ABC's This Week that the success of the program resulted from waiting for the economy to improve.He said, "If ... the clunker program had been put in place six months ago, it would have probably been a dud.The House of Representatives appropriated another $2 billion to the program on July 31, with the Senate adding its approval a week later.The funding still requires Presidential approval