Want a rough corruption gauge? One study suggests checking ministers' waistlines
Measuring graft is hard, so one study tried a blunt proxy: body fat. In post-Soviet states, how overweight cabinet ministers were tracked closely with more rigorous corruption measures. The quirky finding points at a real problem: standard indices mostly capture bribes, while the legalised, polished corruption of the rich slips through almost unmeasured.
Corruption means abusing entrusted authority for illicit gain, through bribery, embezzlement, fraud or influence peddling, and it can shade into practices many countries allow, such as lobbying. The word once had a wider moral sense: Socrates was sentenced to death partly for corrupting the young. World Bank economist Daniel Kaufmann coined the idea of legal corruption, where the powerful abuse their position within laws they helped write. In infrastructure, corruption raises costs, delays work and lowers quality.
Scale matters. Petty corruption happens at counters, in licensing offices and police stations; grand corruption bends a state's legal and economic machinery from the top; systemic corruption is baked into how an institution works, encouraged by monopoly power, discretion, secrecy, low pay and impunity. Political economist Yuen Yuen Ang separates four kinds, including speed money, small bribes to get past red tape, and access money, big rewards to officials for exclusive privileges. She argues access money behaves less like grease than like an investment, and it thrives in rich countries as well as poor ones.
Robert Klitgaard framed the logic as a gamble: corruption happens when the expected gain outweighs the penalty multiplied by the odds of being caught. Others add integrity as a factor, since monopoly and secrecy alone do not guarantee wrongdoing. Comparisons show the most corrupt countries tend to have huge inequalities. In less democratic states, oil and other extractable wealth feeds corruption, a pattern called the resource curse, though in wealthier countries mineral exports such as gold go with less corruption.
Critics say popular rankings mislead. The Corruption Perceptions Index relies mainly on surveys of executives about bribery; George Monbiot faulted that narrow scope after David Whyte argued that respected British institutions harbour corruption despite the country's high ranking. London is a money-laundering hub, and Kristin Surak at the London School of Economics describes an entire industry selling golden passports to millionaires who never intend to move.
Source: Corruption
