In December, delegations from 192 countries will hold two weeks of talks in Copenhagen aimed at establishing a new global treaty on climate change. Six months after the publication of its third major report on climate change and insurance, ‘Coping with Climate Change: Risks and opportunities...

There are many cases where poor information or human psychology can impede effective decision-making.For example, one theory in behavioural economics warns that people taking decisions are inclined to drawincorrect mental references based on what they know. “Nudge theory” is a potential...