The world's largest apparel company, VF Corp, on Thursday reported a slip in third quarter earnings as it was hurt by rival Levi Strauss & Co's new discount jeans line sold by Wal-Mart Stores Inc. The North Carolina-based firm, whose brands include Lee, Wrangler, Vanity Fair, Nautica and The North Face, announced earnings from continuing operations of $125.3 million, or $1.14 per share, versus $128.6m, or $1.15, in the same period of last year.