The Wall Street Journal Baidu Profit Doubles, Revenue Falls Less Than Expected — The Beijing-based internet company said Tuesday that fourth-quarter revenue fell 2.4%, better than analysts’ estimates. China’s Love Affair With Luxury Has Cooled — A sluggish economy, an austere political mood and the feeling among some consumers that pricey brands are passé have combined to end the boom that propelled the industry in recent years. China Sends Message to Its Tech Leaders: We Need