MADRID | By Julia Pastor | As the ECB’s crucial examination comes closer, all European entities, from the core to the periphery, have started studying different formulas to show the best capital ratios possible. German banks would imminently issue CoCos, while Italy’s could be about to create a joint bad bank and Spain is to monetize around €40 bn of deferred tax assets. The stress tests’ results will be released at the end of October 2014.