than twenty operational 20 MDBs in the world. In 2016, the Asian Infrastructure Investment Bank and BRICs New Development Bank began operations. Like other multilateral development banks, (MDBs), the IBRD has a preferred credit treatment (PCT), through which borrowers grant the MDBs a "privileged position to be first in line for repayment, should a country face financial restrictions." The bank also generates income from the return on its equity and the small margins on the loans. As the IBRD does not seek profit, it transfers part of its excess income to the IDA ($259 million in fiscal 2019). In 2011, the IBRD loaned about US$26 billion, which represented just a "fraction of the $72 billion the IMF approved as a credit line to a single nation, Mexico." In the early 2010s, the total of "capital investments in emerging markets from all sources have topped $1 trillion annually". According to the Institute of International Finance, in 2011, the "combined net investment of the World Bank and other international development banks and agencies" was about $20 billion in 2011. According to a 2019 The Economist article, the IBRD is "more controversial" than the International Development Association (IDA) lending arm. With its AAA credit rating, the IBRD can "borrow money cheaply on the international financial markets". Middle-income countries, like Brazil and China, that currently borrow from the IBRD, could "borrow in abundance from foreign investors" on their own. Services The IBRD provides financial services as well as strategic coordination and information services to its borrowing member countries. The Bank only finances sovereign governments directly, or projects backed by sovereign governments. The World Bank Treasury is the division of the IBRD that manages the Bank's debt portfolio of over $100 billion and financial derivatives transactions of $20 billion. The Bank offers flexible loans with maturities as long as 30 years and custom-tailored repayment scheduling. The IBRD also offers loans in local currencies. Through a joint effort between the IBRD and the International Finance Corporation, the Bank offers financing to subnational entities either with or without sovereign guarantees. For borrowers needing quick financing for an unexpected change, the IBRD operates a Deferred Drawdown Option which serves as a line of credit with features similar to the Bank's flexible loan program. Among the World Bank Group's credit enhancement and guarantee products, the IBRD offers policy-based guarantees to cover countries' sovereign default risk, partial credit guarantees to