No. It ain't necessarily so.
The research paper, “Redistribution, Inequality, and Growth,” has been posted on the I.M.F.’s Web site and authorized for distribution by Olivier Blanchard, the I.M.F.’s chief economist. ... Its authors—Jonathan D. Ostry, Andrew Berg, and Charalambos G. Tsanarides—begin by pointing to previous empirical findings that sustained economic growth seems, on average, to be associated with more equal income distribution. ...JohnCassidy,NewYorker
Cassidy is quick to point out there's no guarantee that dollar for dollar income redistribution will promote growth. Just that inequality doesn't correlate with growth and prosperity.
But this might not, in itself, make the case for using distribution to attain that equality, they explain: “In particular, inequality may impede growth, at least in part, because it calls forth efforts to redistribute that themselves undercut growth. In such a situation…taxes and transfers may be precisely the wrong remedy.” ...JohnCassidy,NewYorker
Republicans who have a history of shooting themselves in the foot are now experiencing knee-capping. They deserve the pain.