I have written before about the merits of strong brands. This is a paragraph from my new book soon to be published (entitled “Business Perspective Investing”): “Trade marks help customers to identify with the product, and make it easier for them to select the product on a new purchase. Brands are particularly effective when there is actually little difference between competitors’ products - for example, lager beer, gin or washing powder. Brands are exceedingly valuable if well maintained. Coca-Cola is a ...