What could the USS Kitty Hawk and Citigroup possibly have in common? I'll start with the aircraft carrier because I'm still stewing over what happened when the People's Republic of China abruptly denied the USS Kitty Hawk and its accompanying ships and submarines their routine, scheduled Thanksgiving berth in Hong Kong, where hundreds of crew members' families had gathered (at considerable expense) to celebrate the holiday with their loved ones. First, there was the nasty act itself. News accounts speculated about the "reason" -- was it President Bush's recent meeting with the Dalai Lama? Our latest arms agreement with Taiwan?...