"GOP Tax Bill Is The End Of All Economic Sanity In Washington"
This is from that notorious bastion of left-wing advocacy ... oops ... it's from Forbes.
They do not oppose it because it favors the rich. They like the rich. They oppose it because it simply makes no sense.
"There's no economic justification whatsoever for a tax cut at this time. U.S. GDP is growing, unemployment is close to 4 percent (below what is commonly considered "full employment"), corporate profits are at record levels and stock markets are soaring. It makes no sense to add any federal government-induced stimulus to all this private sector-caused economic activity, let alone a tax cut as big as this one."