Johnny Allison, chairman and chief executive officer at Home Bancshares in Conway, Arkansas, prides himself on running a very conservative institution with a strong credit culture. And Allison has not liked some of the behavior he has witnessed in other bankers, who are slashing their loan rates and loosening terms and conditions to win business in a highly competitive commercial loan market. Allison says those chickens will come home to roost when the market eventually turns, and many of those underpriced and poorly structured loans go bad. “Now is a dangerous time to be in banking, in my opinion. It...