Lost earnings as a result of all depression in England were estimated at GBP 5.82 billion in 2007, rising to a projected GBP 6.31 billion (2007 prices) by 2026 (McCrone et al., Lost earnings as a result of anxiety disorders were estimated at GBP 7.7 billion in 2007 rising to 8.34 billion in 2026. Over the past two decades, most OECD countries have seen a sharp increase in the number and share of people claiming disability benefit on the grounds of mental ill-health (OECD, 2012).