The IPO market could be damaged for up to two years after the high-profile glitches around the listing of social networking site Facebook and exchange operator Bats Global Markets, according to new research, in the latest sign of the glum prospects for capital markets.

Nearly half of respondents to a survey conducted by US consultancy Tabb Group this month said the IPO market would be negatively impacted for next six months after recent flotation failures. Nearly 40% believed the market could be in the doldrums for up two years.