Using multiple sources, we document a substantial worsening in the mental wellbeing of Australians aged 15-24, as measured by surveys, self-harm hospitalisations and suicide deaths. The shift began around 2007-2010 and is worse for young women than for young men. While several factors could be...

Using multiple sources, we document a substantial worsening in the mental wellbeing of Australians aged 15-24, as measured by surveys, self-harm hospitalisations and suicide deaths. The shift began around 2007-2010 and is worse for young women than for young men. While several factors could be...

Economists have played a powerful role in shaping modern Australia. Drawing on my experience as an academic economist and an economic policymaker, I outline ten principles to guide economists seeking to maximise their impact. These are to (1) Focus on wellbeing, not just dollars; (2) Think...

Artificial intelligence has the potential to be a valuable competitive force in product and service markets. Yet AI may also pose competitive problems. I identify five big challenges that AI poses for competition. (1) Costly chips. (2) Private data. (3) Network effects. (4) Immobile talent. (5)...

What are the economic returns to education in Australia? Using data from the 2018- 2022 waves of the Household, Income and Labour Dynamics in Australia survey, and taking account of existing estimates of ability bias and social returns to schooling, I estimate the economic return to various...

What are the economic returns to education in Australia? Using data from the 2018-2022 waves of the Household, Income and Labour Dynamics in Australia survey, and taking account of existing estimates of ability bias and social returns to schooling, I estimate the economic return to various...

Are excessively concentrated markets inequitable as well as inefficient? We explore this issue by analyzing the degree of market concentration in the industries where Australia's wealthiest made their fortunes. Compared with the economy at large, we find that top wealth holders have tended to...

Are excessively concentrated markets inequitable as well as inefficient? We explore this issue by analyzing the degree of market concentration in the industries where Australia's wealthiest made their fortunes. Compared with the economy at large, we find that top wealth holders have tended to...