The right to buy policy was cited as a severe disincentive to building, as new homes might have to be sold after only three years, possibly at less than the cost of building.
More than 423,000 homes have been given planning permission but are still waiting to be built, according to new research published today by the Local Government Association.
The average house price in England is now almost eight times the average wage, sparking a call from councils to be allowed to invest significantly in house building.