FILE – In this Friday, Dec. 27, 2013 file photo, workers manufacture car dash mats at a maquiladora belonging to the TECMA group in Ciudad Juarez, Mexico. A key draw for foreign assembly plants and investment has been Mexico’s low wages. While average manufacturing wages in China had risen to $3.60 per hour by 2016, Mexico’s had shrunk to $2.10 – a level some economists say is artificially low. (AP Photo/Ivan Pierre Aguirre, File)