The high cost of private rents is contributing to the UK's ongoing economic woes, a member of homeless charity Shelter's policy team has said.Writing for the London School of Economics' website, Peter Jefferys claims that if rents had risen at the rate of inflation since 2000 rather than above it, the UK's renters would have an extra £8bn of disposable income a year.Mr Jefferys argues that money collected by landlords does not end up being re-circulated in the economy but is mostly used to serv...