> THE world economy will grow by 2.9% in 2015, according to the Economist Intelligence Unit (EIU), > our sister company. In 2014 world GDP was estimated to have increased by 2.5%. Global growth > will be boosted by lower oil prices: a 10% fall is thought to add 0.2 percentage points to world GDP. > America will be the best-performing rich-world economy in 2015, with growth forecast at 3.3%. > But the world economy will be held back by weakness in the euro area and Japan, and by > slower growth in emerging markets. China will see expansion slow to 7% in 2015. > Excluding Japan, Asia and Australasia will be the world’s fastest-growing region in 2015. > Papua New Guinea is predicted to be the zippiest economy of all, expanding by almost 15%, > nearly twice as fast as any other country. At the other end of the spectrum, > Russia’s economy will suffer from the dual blows of falling oil revenues and Western sanctions; > and Macau's GDP will shrink thanks to a slump in gambling revenues. But the worst-performing > country of 2015 will be Sierra Leone, due to the Ebola outbreak in west Africa. http://www.economist.com/blogs/graphicdetail/2015/01/daily-chart http://cdn.static-economist.com/sites/default/files/imagecache/original-size/images/2014/12/blogs/graphic-detail/20150103_gdm200_1.png