The extreme sanctions imposed on Russia after the invasion of Ukraine have thrown Russian business into chaos. In the space of a week products and inputs that are essential for production simply stopped arriving even if they were not on one of the sanctions lists. Western suppliers of all sorts just cut ties with Russia. Within a month over a 1,000 Western companies suspended operations in Russia, with many threatening to pull out of what had become Europe’s largest consumer market altogether. Eight months on and that process is ongoing, but it is proving much harder to do in practice. Western…