7. Waiting lists develop in those countries because the quantity of demand increases as more people can afford the service. As the prices go down, fewer people want to provide the service, so there are not enough doctors to treat everyone for the medical services. | 7. Waiting lists develop in those countries because the quantity of demand increases as more people can afford the service. As the prices go down, fewer people want to provide the service, so there are not enough doctors to treat everyone for the medical services. |