If it looks like a duck, swims like a duck, and quacks like a duck, it’s probably a duck. And right now, this duck is looking a lot like an oil shock: In Brazil, a strike by truckers protesting the price of fuel brought the economy to a halt over the past week, interrupting exports of soybeans, coffee and chicken and prompting some to call for a return to military dictatorship ; In India, prices for diesel and gasoline have hit multi-year records , leading to demands for the government to cut taxes and for a price cap to be imposed on state-controlled Oil & Natural Gas Corp. – a self-defeating expedient, as my colleague Andy Mukherjee explained this week; Governments in Thailand , Vietnam and Indonesia and implementing or planning increases in retail fuel subsidies to protect consumers from the effects of rising oil prices and weakening national […]