var federated_media_section_source = '';

document.write('<div style="position:absolute;left:0px;top:0px;visibility:hidden;"><img src="http://tenzing.fmpub.net/?t=s&amp;n=249' + (federated_media_section_source != "" ? "&amp;s=" + federated_media_section_source : "") + (typeof(federated_media_section) == "string" ? "&amp;r=" + federated_media_section.replace(/([^a-zA-Z0-9_\-\/])|(^\/)/g, "") : "") + '&amp;fleur_de_sel=' + Math.floor(Math.random()*10000000000000000) + '" alt="" style="width:0px;height:0px;" height="0" width="0" /></div>');

// quantcast tag
document.write("<" + "script type='text/javascript'>_qoptions = { tags:'Business & Marketing' }; _qacct='p-9dsZX-5zhUuTg';<" + "/script>");
document.write("<" + "script type='text/javascript' src='http://edge.quantserve.com/quant.js'" + " >");
document.write("<" + "/script>");

// comscore tag
document.write('<div style="position:absolute;left:0px;top:0px;visibility:hidden;"><img src="http://beacon.scorecardresearch.com/scripts/beacon.dll?C1=2&C2=3005693&C3=&C4=http%3A%2F%2Fknowledge.wharton.upenn.edu%2F&C5=&C6=&C7=' + escape(window.location.href) + '&C8=' + escape(document.title) + '&C9=' + escape(document.referrer) + '&rn=' + Math.floor(Math.random()*99999999) + '" alt="" style="width:0px;height:0px;" height="0" width="0" /></div>');