Washington (CNN) Democratic congressional candidate Alexandria Ocasio-Cortez questioned why Republicans are happy to pay for tax cuts and "unlimited war" but the GOP, and some Democrats, don't see "Medicare-for-all" or other progressive ideas as financially feasible.

"People talk about the sticker shock of Medicare-for-all, but not of our existing system," Ocasio-Cortez said during an interview on CNN's "Cuomo Prime Time."

"This is not a pipe dream. Every other nation does this -- why can't America?" she added.

Later on the show, Ocasio-Cortez said there's a certain amount of hypocrisy coming from lawmakers who criticize her platform while ignoring a "$2 trillion check for a GOP tax cut."

"When it comes to tax cuts for bills and unlimited war," she said, "we seem to invent that money very easily."

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