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