The IMF's 0.3 percentage point increase to 7.5 per cent in its growth outlook for China may help reassure investors who worry the world's second-largest economy might be slowing too abruptly.
The forecast is in line with the ruling Communist Party's official growth target for the year and would be the strongest for any major economy. But it is well below the double-digit levels of the past decade and might raise the risk of politically dangerous job losses.
It pointed to the rapid growth of credit from sources other than traditional banks. It said the assets of such lenders have grown to the equivalent of 25 per cent of the country's annual gross domestic product.
"This represents an important source of systemic risks," the IMF said.
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Chinese regulators have tried to slow credit growth without causing the economy to stall. Total credit was 16.8 per cent greater in March than a year earlier.
China's total government and private debt rose to 207 percent of GDP in 2012, a 62 per cent increase over 2008, according to estimates by Nomura economists Zhiwei Zhang and Wendy Chen.
The IMF noted recent defaults in trust products, or packages of credit card and other debt sold by banks to investors, and heavy debts owed by some local governments that borrowed to pay for roads and other projects.