On average, women work 50 minutes more a day than men globally, data from the new World Economic Forum's (WEF) Global Gender Gap report suggests.
The report, which estimates that it could take 170 years for economic inequalities between the sexes to close, found that the prevalence of unpaid work burdens women.
In only six countries do men work more hours than women, but notably three of these are Nordic countries where parental leave can be shared relatively evenly between men and women.
Although men do 34 per cent more paid work than women, the latter still spend more of their time on unpaid work such as housework, childcare and care for older people.
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Taking unpaid work into account, the report found that women work over a month more than men per year.
In India, Portugal and Estonia, this equates to more than 50 days more work for women than men per year.