(I'm neither a Trump supporter nor Republican. I wrote much of the answer below in 2013, in response to a question about what aspects of the ACA people find most worrisome going forward. Four years on, I'll let you decide how true it remains.)
Opposition to the Affordable Care Act (ACA) often breaks down into one or more of the following concerns:
Because single payer plans like the UK’s NHS and Canada’s national healthcare system are running into the same exploding financial problems that the United States is having due to the tremendous costs of new technologies and new expensive drugs. Those systems are not handling the growth in expenses well either.
But they react differently. Instead of rapidl...(more)