Andrew Leigh

Just as monopolies hurt consumers, monopsonies hurt workers.

Eliminating scurvy took more than empty theorising. In 1747, it was a randomised trial that cured the deadly disease. Today, our government is looking at how randomised trials can transform policy too

Australian sports fans can choose between a dozen or more teams. But in many industries, there's only a few companies to choose from. Wouldn't it be great if the economy was as competitive as our favourite sporting codes?

A few centuries ago, going to the doctor was more likely to do you harm than good. Then, randomised trials helped transform medicine. Now, we're looking at randomised trials might do the same for policy.

Since 2007, the mental health of Aussie teens has worsened. Might smartphones & social media be to blame? I've made a short video to look at the evidence.

A good education is like a torch. But for too many students, the light of education has gone dark. It's time to close the education gap.

When it comes to companies dominating markets, big isn't always beautiful

Sport shows that fairness and greatness can go together. Wouldn’t it be good if our economy was a fair game too? 

Even before the outbreak of coronavirus, vulnerable Australians were facing a lousy job market. We need to build a fairer society.