
Caterpillar’s stock is hitting new highs. That fact, by itself, is not worrisome. But what about its valuation? Is that getting too high? Certainly this comparison makes it look so: Price/estimated earnings ratios: 2011 – Caterpillar = 17.8x; DJIA = 12.6x 2012 – Caterpillar = 13.7x; DJIA = 11.3x So, should we avoid Caterpillar... »