citizens who suffer when public finances are diverted from the national purse to an individual’s pocket or hid
Open Data: Casting a Digital Net to Catch the Corrupt
Omidyar Network
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And in many cases when these funds are identified after corruption probes it takes years for these funds to be repatriated from these off shore accounts.

Nigeria has been imploring the international community to support its anti-corruption efforts at a time when the country needs it the most.

As an example the Swiss are still holding on to $320 million in funds that were stolen over 20 years ago.

http://www.vanguardngr.com/2016/04/buhari-urges-world-bank-facilitate-speedy-repatriation-stolen-funds/