People do their holiday shopping in Manhattan Mall in New York City in November 2014. Retailers may have a harder time filling holiday jobs this year because of a shrinking pool of workers.
Andrew Burton/Getty Images
Security and police officers help Pierre Plissonnier, an executive in Air France's long-haul flight unit, to climb over a fence after several hundred employees stormed into the offices of Air France on Monday.
Kenzo Tribouillard/AFP/Getty Images
A worker welds parts in fans for industrial ventilation systems at the Robinson Fans Inc. plant in Harmony, Pa., in February. Hourly wages in the U.S. remained unchanged last month.
Bianca Medici (left), a corporate recruiter for CDM Media, speaks with job applicants during a Chicago job fair in May. The economy added 223,000 jobs in June, and unemployment fell to its lowest rate since 2008.
M. Spencer Green/AP