Vienna 1989 (…) Co-operation in the Field of Economics, of Science and Technology and of the Environment (…) Co-operation in other areas (40) The participating States emphasize the need for effective implementation of the provisions of the Final Act and the Madrid Concluding Document relating to migrant workers and their families in Europe. They invite host countries and countries of origin to make efforts to improve further the economic, social, cultural and other conditions of life for migrant workers and their families legally residing in the host countries. They recommend that host countries and countries of origin should promote their bilateral co-operation in relevant fields with a view to facilitating the reintegration of migrant workers and their families returning to their country of origin. (41) The participating States will, in accordance with their relevant commitments undertaken in the Final Act and the Madrid Concluding Document, consider favourably applications for family reunification as well as family contacts and visits involving migrant workers from other participating States legally residing in the host countries. (42) The participating States will ensure that migrant workers from other participating States, and their families, can freely enjoy and maintain their national culture and have access to the culture of the host country. (43) Aiming at ensuring effective equality of opportunity between the children of migrant workers and the children of their own nationals regarding access to all forms and levels of education, the participating States affirm their readiness to take measures needed for the better use and improvement of educational opportunities. Furthermore, they will encourage or facilitate, where reasonable demand exists, supplementary teaching in their mother tongue for the children of migrant workers. (44) The participating States recognize that issues of migrant workers have their human dimension. (45) The participating States acknowledge that the impact of economic and technological change is being acutely felt in the work place. They underline their readiness to encourage co-operation in the field of vocational training policy through increased exchange of information and experience, with the aim of enhancing the educational standards, professional knowledge, skills and adaptability of personnel involved in industry and commerce. (46) The participating States recognize the importance of facilitating the integration of young people into professional fife. They will therefore continue their efforts to ensure the necessary conditions for the education and vocational training of young people and 52 OSCE Human Dimension Commitments