with cnn economic analyst. she's also a business columnist and ed for for the financial times. rana, always great to have you on. visa, mastercard, ford, nike, a number of international companies cutting ties with russia or at least scaling back operations. how badly is that actually going to hurt vladimir putin and the oligarchs versus the rest of the poll population of russia. >> that's a great question. i think it's going to hit both of those categories pretty hard. these sanctions are amongst the toughest we've ever seen, certainly the toughest since iran's sanctions. it's very unusual actually for this amount of multi-national companies to be pulling out in sync both in u.s. and europe.