The recession and pullback by American consumers have dealt serious blows to the retailing landscape. Yet while some big names have gone under, Polo Ralph Lauren has emerged unscathed from the wreckage, according to company president and chief operating officer Roger Farah, who recently spoke on campus during the University of Pennsylvania’s Fashion Week, an event co-sponsored by Wharton. “Where others were groaning under the weight of loans and borrowed money and working capital constraints, we continued to invest during the last crisis. We did not take our foot off the gas pedal at all.” To hear Farah tell it, Polo Ralph Lauren’s ambitions have hardly been dampened by the turbulence of the last two years. The $5 billion company is now making a major push into the Asia-Pacific region.…