(a) whether prior consent of the share holders has been made mandatory for the companies intending to buy-back its share;
(b) if so, the details thereof;
(c) whether number of companies have gone into liquidation after raising large amounts through the public issue;
(d) if so, the number of such campanies during each of the last three years; and
(e) the concrete steps have been taken by the Government to protect the interest of the investors?