Economics is called the dismal science in part because it is about hard choices — situations where we can't have our cake and eat it too. Last year it seemed as if COVID wasn't one of them. Keeping the virus at bay gave Australia one of the world's lowest death tolls and one of its shortest...

Professor Richard Thaler has spent his career investigating how people really behave – how we save for retirement, what we choose to eat, how we use energy. Through understanding the many reasons for human misjudgement, such as being too optimistic, or facing too many choices, Richard Thaler's...