Although they probably do get paid something and have freedom, the situations are very similar. Dropped into a location without the ability to speak the language or financial resources to escape.
[0] https://www.amazon.com/dp/B00EHNSDKK/ref=dp-kindle-redirect?...
Not only are they paid well, there are government restrictions on who can hire a foreign live-in caregiver.
Usually there has to be a compelling reason like the person is handicapped or extremely elderly.
The reason it's so heavily regulated is because they are taking away jobs from native caregivers.
That book was published in 2006 and if that's what you got from it, then it's extremely outdated.
Partly for this reason. The addition of ethnic differences to economic inequality is a volatile mixture.
[0] https://www.amazon.com/World-Fire-Exporting-Democracy-Instab...