Once again, Unilever showed that it knows a thing or two about selling shampoo and soap bars in emerging markets. Led by sales gains in India, Brazil and other growth countries, the Anglo-Dutch consumer products giant reported 2012 sales rose 10.5% to 51.3 billion euros ($68 billion). Earnings per share jumped 11% to 1.57 euros. The results drove Unilever’s share price to an all-time high in mid-afternoon trading in Europe. In a conference call with reporters, Unilever executives took...