In just one year, the U.S. fell to its lowest score ever on Transparency International’s annual “Corruption Perceptions Index.” The deterioration is not just a blip in the data. We identified problems ...

The 2000 Corruption Perceptions Index covers 90 countries, compared to 99 last year. Some countries had to be dropped because there was insufficient 1998-2000 data. For example, some of the surveys ...

We asked over 114,000 people in 107 countries for their views on corruption. Approximately 1,000 people from each of 107 countries were surveyed between September 2012 and March 2013. Five hundred ...