The USA's biggest private employer is this chain of large discount stores with over 1.3 million employees
Journal of [PAR] largest private employer in the United States, with 1.3 million employees, and ... 
Wal-Mart's sales are larger than the next three retailers combined: Carrefour ... 
belonging to chains with 100 or more stores more than tripled over this period ..... 
annual directories of discount department stores published by Chain Store 
Guides,.