GLOBAL - A coalition of institutional investors is to call on United Nations member states to develop a global policy framework requiring listed companies to integrate sustainability information within their annual report and accounts.

IRELAND - Almost €4bn ($6.8bn)of National Pension Reserve Fund (NPRF) assets invested in Bank of Ireland and Allied Irish Bank last year has been written off, a government report confirms.

NETHERLANDS - The combined pension deficit of the Netherlands' 50 largest companies grew by €1bn ($1.3bn) in 2010, research by LCP has found.

GLOBAL - Have you missed the biggest stories in pensions this week? Find out below, as we list the top 10 most popular stories on www.globalpensions.com over the past seven days.

EUROPE - Ratings agency Moody's has placed UBS' Aa3 rating on review for downgrade following its $2bn unauthorised trading loss.

US - The pension plan of the American Federation of State, County & Municipal Employees (AFSCME) has filed a shareholder proposal calling for the removal of Goldman Sachs chief executive Lloyd Blankfein from his post as chairman at the firm.

US - The Pension Benefit Guaranty Corporation (PBGC) has agreed to waive penalties incurred from late payment of 2011 premiums.

CANADA - The Ontario Teachers' Pension Plan (OTPP) has signed up to the United Nations-backed Principles for Responsible Investment Initiative (PRI).

US - The California Public Employees' Retirement System (CalPERS) has suspended the chairman of its Investment Policy Sub-committee following complaints by colleagues.

More than two-thirds of institutional investors are concerned about the impact of high frequency trading on the equities market, research has found.