If your stock trades at $3.67 a share buying a new $50 million private jet probably shouldn't be at the top of your list of things to do. But that assumes 1. You're sane. 2. You have half an ounce of public-relations smarts. 3. You give a damn. The jury is still out on Citigroup (C) which recently accepted $45 billion in taxpayer funds to keep the company alive. Nevertheless Citigroup plans to spend about $50 million on a new corporate jet a French-made Dassault Falcon 7X the New York Post reports. Citigroup is trying to sell 2 older ...