(a): the details of revenue generated/loss incurred by the Railways during the last three years and the current year, year-wise;
(b): whether the Railways has assessed the key areas incurring losses and if so, the details thereof;
(c): whether any target has been fixed by the Railways to increase its revenue and if so, the details thereof; and
(d): whether the Government is considering to formulate various business models, including the Public-Private Parthership (PPP) model, to meet revenue gap and if so, the details thereof ?