Sanctions on Russian crude oil have 'failed completely,' oil analyst says
Sanctions imposed on Russian crude oil have so far have "failed completely" and new price caps could prove immaterial as well, analysts told CNBC.
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### Instruction: Sanctions on Russian crude oil have 'failed completely,' oil analyst says

### Response: Sanctions imposed on Russian crude oil have so far have "failed completely" and new price caps could prove immaterial as well, analysts told CNBC.