(a) the cost of construction of the dwelling units constructed under Peeragarhi Self-Financing Scheme by Delhi Development Authority and the price realised from the allottees since 1998-99, 1999-2000 and 2000-2001 respectively;
(b) whether it is a fact that the amount realised from the allottees was higher in comparison to the cost;
(c) if so, the arrangement made to curb this highhandedness and refund the over-payment received from the allottees; and
(d) the steps taken by the Government to check such irregularities and bring transparency in the Authority?