Why selling PSBs to failed corporates? Myth Busted that PSBs running on Tax Payers Money, But it's Corporate NPA who eating most of Public's Profit.

Public Sector Banks made Operating Profits almost four times of Govt Capital Infusion in last 13 Years. Myth Busted that PSBs running on Tax Payers Money, But it's Corporate NPA who eating most of Public's Profit. Why selling PSBs to failed corporates?