A "black swan" event refers to an unforeseen occurrence that typically has extreme consequences, while a "grey rhino" is a highly obvious yet ignored threat. Xi's warning came after the release of data on Monday showed the economy posted the slowest growth in 28 years last year, hurt by faltering domestic demand and bruising US tariffs.from Business News: Latest News on Business, Stock Markets, Financial News, India Business & World Business News http://bit.ly/2HlMm9r
