Why should the public fund research?

At some time or another, most health economists have been asked ‘why it is necessary that governments fund medical research.

At the policy level in Australia, there’s a frequent tension between those who assume that if research is worthwhile, it will find a market, and those who recognise that markets rarely maximise social outcomes.

There’s a plethora of reasons why research will be underfunded in the absence of public support, though there are four which stand out.