The report, Global Construction 2020, showed that buildingoutput worldwide should grow to $12.7 trillion in 10 years' time,measured in 2008 prices, compared with $7.5 trillion now. Developedcountries are expected to lag emerging markets, with zero growth in2010 but growth accelerating by 4.4% in 2011. Construction marketsin US, UK, Canada and Australia will rebound quicker butconstruction in major emerging markets such as India and China willsee much higher levels of growth than developed countries through2020. While the latter will overtake US as the largest constructionmarket by 2018, growth in India will accelerate even faster.

"We expect growth in construction output in emerging marketswill be more than three times that of developed countries over thenext decade," said the report, sponsored by the construction groupsCemex, Holcim, Lafarge, and Orascom Construction Industries.

In Europe, growth in eastern Europe will outstrip westernEuropean countries, averaging over 100% in the next decade, led byRussia and Poland, the report said.