Ukrainian businessman Tariel Vasadze, key beneficiary of UkrAvto (UX: AVTO UK, N/R) business group, joined the Party of Regions faction in Ukraine’s parliament, Interfax reported yesterday. Vasadze had been elected to parliament as a member of the opposition Yulia Tymoshenko bloc. UkrAvto is the largest distributor of automobiles manufactured by ZAZ, Ukraine’s largest automaker.