Conservative lawmakers and interest groups have said House Speaker John A. Boehner's offer of $800 billion in tax increases abandoned core Republican principles and earned no credit from a White House that has insisted on even bigger tax hikes. (Associated Press)

Conservative lawmakers and interest groups have said House Speaker John A. Boehner's offer of $800 billion in tax increases abandoned core Republican principles and earned no credit from a White House that has insisted on even bigger tax hikes. (Associated Press)