Policies that aim to reduce the prevalence of obesity have been high on the policy agenda for many years - see, for example, DHSC (2020) and Dimbleby (2021). Understanding the costs associated with obesity is important for informing policy. Bell and Deyes (2022) have recently produced what are,...

Improving diet quality has been a major target of public health policy. Governments have encouraged consumers to make healthier food choices and firms to reformulate food products. Evaluation of such policies has focused on the impact on consumer behaviour; firm behaviour has been less well...