The prospect of stricter regulation of CME member firms and reputational damage from the MF Global episode has weighed on its stock, though shares rallied Thursday as the firm boosted its dividend by 59% and outlined plans for a regular special payout.

WSJ: CME Group Plans Guarantee Fund

Mr Foxall, the council's technical support manager, said one visitor with a family member buried there had reported the damage but admitted it was possible other families were unaware of the incident in the older, less frequently visited part of the cemetery.

BBC: Shrewsbury Cemetery graves extensively damaged

But, in their letter to the FT, the business leaders argue that, if the UK left the EU, it could spend 10 years trying to renegotiate the type of trade deals achieved by the 27-member organisation, which could "seriously damage our world-leading exports" of legal and financial services.

BBC: Business leaders urge Cameron not to 'risk' EU membership

Club member Pat Ringham said the crows caused more damage than "50 hooligans let loose with golf clubs".

BBC: Crows 'devastate' Cambridgeshire cricket pitch

Bad behaviour was commonplace, she said, but on the day of the assaults the two young pupils were "out of control" and had caused damage to the property and physically assaulted a member of staff over the course of a few hours.

BBC: Black teacher assaulted and 'racially abused', court told

But for other governance experts, the real damage was caused by the source of the leak, former HP board member George Keyworth.

FORBES: Hewlett-Packard's Ripple Effect

While it appreciates that the immediate priority is to find the missing, and to help the injured and homeless, it places the expertise and network of its member organisations at the disposal of their Haitian colleagues to support their work in assessing the damage to the cultural heritage of their country including libraries, archives, museums and monuments and sites, and subsequent recovery, restoration and repair measures.

UNESCO: UK National Commission for UNESCO :: International Committee of the Blue Shield expresses sorrow and solidarity with Haiti

As far back as 1984, IEA member countries understood that a disruption of a much smaller scale than 7% could cause significant economic damage, and thus they adopted more flexible response measures.

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