This isn't said enough:
High prices for medicine are due to the way that Big Pharma uses the intellectual property system to maintain profits....
Big pharma is one of the most profitable sectors in the world economy, but they often profit from commercialising research originally done in the non-profit sector(s).
The IP system doesn't have to be used this way, but IP reform looks too technical for politicians... but it isn't! It just needs political will!