I think Troy was referring to expats and those with transferable skills to be able to share those skills. If there are a lack of skills in the host country. Personally I have benefited not only financially from all my expat assignments. To work in another culture alongside locals can enable the expat to gain a greater understanding of the host country and its mindset, its not all about You. Infact it would not surprise me if the UK had to import dentists from so called developing countries to deal with the state of the populations teeth