This paper proposes that the cost of AUKUS is unknown. From the available estimates, it appears that the cost will average in the low tens of billions each year. The paper concludes that the AUKUS submarine deal has not been justified; it is for the Government to explain how it will be paid for.

This brief examines the Housing First approach for people living with serious mental health issues who are experiencing homelessness. It outlines the evidence base for Housing First, implementation research including lived experience perspectives, scalability considerations, and practical guidelines across systems, community, service, and individual levels for implementing Housing First in the Australian context.

This brief examines sub-acute residential mental health services as a growing and evidence-based component of Australia's mental health system. It summarises Australian and international research evidence on service effectiveness, consumer and carer experiences, scalability modelling, and implementation challenges.

This policy brief summarises and brings together various pieces of OECD research to build a coherent narrative on what is known about artificial intelligence (AI) and skills. The policy brief highlights the importance of skills to make a success of AI and identifies several areas for policy action and future research.

Australia’s liquid fuel security has a long history of policy debate and is subject to changing trade and industry dynamics. Fuel supply and security was also a key focus in the 2026–27 Budget. This paper outlines Australia’s liquid fuel supply chain, storage arrangements, and some key measures from the budget.