If there are no bribe payers there will be no corruption. Here is an attempt to find out the bribe payers.
The 2011 Bribe Payers Index ranks the likelihood of companies from 28 leading economies to win business abroad by paying bribes. The index is the result of surveys carried out by Transparency International. Companies from the wealthiest countries generally rank in the top half of the Index, but still routinely pay bribes, particularly in developing economies
Companies from emerging export powers India, China and Russia rank among the worst. In the case of these and other emerging export powers, efforts to strengthen domestic anti-corruption activities have failed to extend abroad.