FXStreet (Guatemala) - Analysts at Brown Brothers Harriman explained that the downgrades concentrated in Brazil, Russia, and Venezuela so far this year suggests that there are still some idiosyncratic negative risks within EM. Key Quotes: "Lower commodity prices are also likely to continue having a negative impact on the commodity exporting countries, while benefiting the importing countries. As such, we continue to warn investors that EM fundamentals will still diverge across countries. The investment climate remains challenging, with fundamentals remaining the most important factor for global investors to consider." For more information, read our latest forex news.