> Hundreds of thousands of people migrated to the Persian Gulf states like Saudi Arabia, Kuwait, the United Arab Emirates, Bahrain and Qatar to work in construc

> Hundreds of thousands of people migrated to the Persian Gulf states like Saudi Arabia, Kuwait, the United Arab Emirates, Bahrain and Qatar to work in construction, retail and services, sectors that saw a massive investment boom following the two oil shocks of 1973 and 1979. > The demand for skilled workers increased as the Gulf economies diversified from oil-based jobs to finance and business services. While offering jobs in the millions, the migration also had a series of broad effects back home on occupational diversification, skill accumulation, changing gender roles, consumption, economic and social mobility, and demographic transitions. It looks like there they were employed across the value chain and the peninsula, some (many?) of which I do not think typically practices modern-day slavery.