Rand Paul actually said...

In his book 'Bureaucracy,' the economist Ludwig von Mises characterized the Federal bureaucracy as the 'straitjacket' paralyzing individual ...

A publicly traded company to promise to base their prices on bullying from a politician would actually be in breach of their fiduciary duty.

We want lower prices, but if you want to mandate lower co-prices for things, you may well get the opposite.

The lower the co-pay, the less the consumer cares about the price.