Earlier quoted context omitted.
If their choice is to watch themselves or their families starve or die of disease, or to go to a likely death in terrible work conditions where they can at least help their families with the money they earn, it's not really much of a choice at all.
Quite right but it is still a choice, they at least have some agency. I'm not in any way attempting to downplay the awful situations we're discussing, but there is still a significant psychological difference between "I'm doing this to make my life and my families lives better" and "This is being done to me against my will for other peoples' benefit", is there not?
People mean different things when they say "wage slave". It's an imprecise term and it leads to confusion.
But bonded labour leads to some horrific abuses of men, women, and children.
Forced child trafficking: http://m.irinnews.org/Report/94721/AFRICA-High-cost-of-child...
Ugandan women forced into sex work: http://m.irinnews.org/Report/95013/UGANDA-Women-trafficked-i...
A sixteen year old woman who escaped the LRA after years of rape is now an entrepreneur: http://www.unhcr.org.uk/news-and-views/news-list/news-detail...