NEW : `` Walmart is an excellent place for women to work , '' company says . The New York Times reported that the average pay of a female Wal-Mart worker was $28,500 in 2012, up from $24,000 five years earlier. Hundreds of thousands of current , former works can band together in lawsuit . A decision against world 's largest retailer could cost billions .
NEW : `` Walmart is an excellent place for women to work , '' company says . Lawsuits say company paid women less and promoted them less . Hundreds of thousands of current , former works can band together in lawsuit . A decision against world 's largest retailer could cost billions .