Outsourced workers experience large wage declines, yet domestic outsourcing may raise aggregate productivity. To study … wage premia. Second, outsourcing raises output at the firm level. Third, contractors endogenously locate at the bottom of … the job ladder, implying that outsourced workers receive lower wages. Using firm-level instruments for outsourcing and …

sourcing locations, and leads to non-monotonic responses in third markets to bilateral trade cost changes …