Is Primark's owner too big – and diverse – to fail? Possibly

AB Foods owns a sprawling portfolio but the discount fashion store proves it’s best not to tweak a winning formulaIf Associated British Foods didn’t have a controlling shareholder, an uppity US hedge fund would probably have demanded the company be split into pieces years ago. Whitbread is somehow deemed offensively diverse because it owns Costa Coffee and Premier Inn, but take a look at AB Foods’ portfolio: it runs from sugar production around the globe, takes in grocery brand