Look out below, says Diana Choyleva, director of Lombard Street Research in Hong Kong.

FORBES: China Equity Bulls Beware

Suppose, says Ms Choyleva, that China can sustain a rate of investment of about 35% of GDP, rather than its current rate of 40-45%.

ECONOMIST: A reheated economy

According to Diana Choyleva, of Lombard Street Research, unit labour costs in US industry fell by 2% in 2009 and another 2.8% in 2010.

BBC: Could the US economy go the way of Japan?

Choyleva prefers to gauge China on a quarterly, seasonally adjusted basis.

FORBES: China Equity Bulls Beware

Ms. Choyleva is a director at Lombard Street Research.

WSJ: Diana Choyleva: China Is Too Large for Its Own Good