The Bush administration is likely to reject any formal trade link to labour standards, but it may be forced to extend such conditions which already exist in the North American Free Trade Agreement (NAFTA) to other countries.

BBC: World trade dilemmas

There is also a clear link between child labour and school attendance - students aged between 12 and 14 years who work showed lower rates of attendance than those who do not work.

UNESCO: MEDIA SERVICES

Labour Minister Baroness Blackstone denies the link and says that the government is offering more support for poor students.

BBC: Lib Dems target university fees