Bernstein Research is making a big bullish call on AIG. In this video, Foolish financial analyst Matt Koppenheffer looks at why Bernstein is saying AIG is a once-in-a-generation investment opportunity. The big reason? AIG trades at half book value, while insurance companies trade at or twice book value. AIG's emergence from U.S. Treasury ownership also enhances its appeal. 

 

Matt Koppenheffer owns shares of American International Group. The Motley Fool recommends American International Group. The Motley Fool owns shares of American International Group and has the following options: Long Jan 2014 $25 Calls on American International Group. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.