AS THE WEST rolls out sanctions against Russia, some foreign banks, mostly European, will suffer collateral damage. Excluding the country from the SWIFT financial-messaging system will make it harder for them to collect payments on their loans. With the rouble so low, these are already less viable. The direct hit will be manageable: at $121bn, the stock of foreign bank loans to Russian firms and households has shrunk since 2014. But there are other costs. The investment-banking units of some big lenders may suffer losses on Russian securities, while private-banking businesses may be whacked by sanctions on Russian oligarchs. Retail-banking branches run by foreigners may also close. And if sanctions ratchet up, the risk of a government default will grow.
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This article appeared in the Finance & economics section of the print edition under the headline “Nyet interest”