Accusations of stock-market manipulation by the Adani Group, strenuously denied by the conglomerate, have shone the spotlight on a festering global problem loosely estimated to amount to between 2% to 5% of the world’s output: Money-laundering. Obscure funds based in Cyprus and Mauritius, one of whom is linked to an intermediary that’s also alleged to have played a role in the $4.5 billion 1MDB looting from taxpayers in Malaysia, may be funneling someone else’s money into Adani stocks, the short seller Hindenburg Research has alleged.