It is possible that globalisation is becoming a bigger cause of American wage inequality.
Many psychiatric patients suffer from other physical conditions, they add, which are a bigger cause of early death than suicide.
There is no rationale for banning cigarette advertisements when unhealthy food is now a much bigger cause of death in the UK.
They point out that the recent Global Burden of Disease study, published by the Lancet, found eating too little fruit and vegetables was a bigger cause of ill-health in the UK than drinking too many colas.
Vehicle crashes are a far bigger cause of violent deaths in China than mine disasters, but receive relatively little attention from the Chinese leadership and the media, which tend to focus more on industrial policies and worker safety.
Chileans and Venezuelans see poverty as a bigger cause of discrimination than gender or ethnicity, according to researchers from Oxford University.Several countries have experimented with schemes that connect lonely old people and deprived youth.
