Why Mitt Romney won't release his tax returns: 6 theories

THE ROMNEY CAMPAIGN Why Mitt Romney won't release his tax returns: 6 theories Romney digs in his heels even as some Republicans say it's time for him to give the public a better look at his personal finances WORLD BUSINESS How did Canadians become richer than Americans? For the first time in decades, the average Canadian family surpasses its U.S. counterpart in terms of net worth. Here, 4 theories as to how it happened SUMMER MOVIES The Dark Knight Rises: An epic letdown? The early reviews of Christopher Nolan's final Batman film have been mostly positive, but the bad notices have fans worried — and livid MICROSOFT Microsoft's sophisticated new Office 2013: What's new? Word, PowerPoint, and Excel are all getting a touchscreen-friendly facelift, and eager PC users can even try them out now for free FOOD AND DRINK Do cows that drink wine make for better steaks? A French duo tries to make feeding time a more enjoyable experience for the animals... on the theory that a happy cow makes for tastier beef FILM+TV Comic-Con's buzziest revelations: A slideshow At the annual event, dedicated (costumed) fans got a glimpse of the vampires, superheroes, monsters, and hobbits that will shape next year's pop-culture zeitgeist FROM OUR PARTNERS AT AOL 10 ways America is losing its superpower status to China The world's most populous nation is also the world's largest manufacturer, the world's leading energy consumer — and owns more U.S. debt than U.S. citizens do SEE ALL CARTOONS SLATE Why the attachment parenting reality show is unethical AOL 7 fun jobs that pay more than $40k a year The Fiscal Times Foods of the future: What you'll be eating in 2035 Huffington Post Green Mugly crowned World's Ugliest Dog Newser Boy Scouts: Ban on gays stands The always-greener grass A New York teacher promises to make your lawn look lush forever... by spray-painting it — and more in our collection of strange revelations about the nation         Is this email not displaying correctly? View it in your browser.  unsubscribe from this list | update subscription preferences | privacy policy  Copyright © 2012 The Week, All rights reserved.