but the second issue is quite different. if the intention is to provide free service for the poor but not for who can afford to pay there is further issue of checking the person's economic circumstances. this can be particularly problematic especially in countries where information on income and wealth is hard to elicit. the european formula of targeting the capability handicap without means-testing, in providing medical coverage, has tended to take the form of a general national health service-open to all who need those medical services. this make the informational task easier, but does not address the rich-poor division. the american formula of medicaid targets both (at a more modest level), and has to cope with both the informational challenges.