A report by Nuhu Ribadu, former head of Nigeria's Economic and Financial Crimes Commission, says corruption and financial mismanagement have cost Nigeria's oil industry $35 billion over the past 10 years.
Source: Guardian, 'Nigeria: how to lose $35bn', 13/11/12

The Investigations Committee of the Prosecutor General’s Office estimates that businesses [in Russia] pay up to US $33.5 billion in bribes annually.
Source: TI Global Corruption report (2009) + based on an interview in Rossiiskaya Gazeta, 19/06/08.

International cartels have chalked up aggregate sales of US $1.2 trillion and caused direct economic losses to consumers through overcharges of almost US $500 billion.
Source: J. M. Connor and C. G. Helmers, Statistics on Modern Private International Cartels, 1990–2005, (2006)

64 million people were pushed into poverty by the economic crisis, which was in part caused by lax regulation, lack of financial transparency and conflicts of interest.
Source: World Bank

More than a third of international business managers estimated corruption increases international project costs by more than 10 per cent, while one-sixth believed corruption inflates costs by more than 25 per cent.
Source: Control Risk and Simmons & Simmons, ‘Facing up to Corruption: A Practical Business Guide’ (2007)

Fraud

Fraud is costing the UK around £73bn a year
Source: The National Fraud Authority, ‘Annual Fraud Indicator’, (2012)

Almost one third of 3000 businesses surveyed by PWC this year had experienced at least one case of fraud
Source: PWC, ‘The Global Economic Crime Survey: Economic crime in a downturn’, (2009)

67% of public sector respondents globally said their largest fraud was perpetrated by an employee.
Source: National Fraud Authority,'Annual Fraud Indicator' p.24 (2012). Quoting the PwC 2011 Global Economic Crime Survey

Lost business

In a survey of more than 1,000 executives, almost one in five claimed to have lost business due to a competitor paying bribes.
Source: Ernst & Young, ‘Corruption or Compliance – weighing the costs, 10th Global Fraud Survey’ (2008)

In a survey of more than 2,300 staff in European companies, nearly 1 in 5, regardless of grade, consider it acceptable to pay bribes to win or retain business.
Source: Ernst & Young, 'European Fraud Survey 2011: Recovery, Regulation and Integrity’ (2011)

Damage to reputation

More than half of the 70,000 people interviewed in 69 countries for TI’s 2009 Global Corruption Barometer said they were willing to pay more to buy from corruption-free companies.
Source: Transparency International, ‘Global Corruption Barometer’ (2009)

In a survey more than 2,300 staff in European companies, two-thirds agreed that companies commercially benefit when they have a strong ethical reputation.
Source: Ernst & Young, ‘European Fraud Survey 2011: Recovery, Regulation and Integrity’ (2011)