MADRID | By JP Marín Arrese | No need to wait for IMF forecasts. The hasty downfall in oil prices signals a steep deterioration in most export-led economies, ranging from China to Brazil. An upsurge in the US dollar coupled with prospects of more stringent credit conditions, are rapidly changing the global mood towards risk aversion. As hot money flees emerging countries bogging down their investment plans, main suppliers of capital goods such as Germany become increasingly crippled.