In the past year or so, a striking number of scandals have been exposed, anti-corruption campaigns launched, probes deepened and leaders toppled over corruption charges. No simple or single explanations will come from examining the drivers of corruption and the forces that counter the abuse of political power for personal gain. In some cases, anti-corruption initiatives will amount to little more than a political campaign, only to fizzle out within a couple of years. In other cases, corruption is so endemic that political and economic changes will have little impact....