In many wealthy countries, there are more homeless people than ever. What is the cause of this? What could be done to solve this problem? manual labour wealthy countries: rich countries/nations affluent countries developed countries (不好意思录音里面说错了) industrialized countries homeless people: the homeless population people who do not have a permanent dwelling housing homelessness the unemployment rate the jobless rate the job-loss rate offshoring outsourcing to outsource manual labour overseas to move jobs/positions/operations/plants overseas/across borders