By Rostyslav Averchuk Lviv, Ukraine, Jan 6 (EFE).- The Ukrainian economy registered its worst-ever yearly economic decline due to the Russian invasion although fared better than gloomier predictions previously suggested. Ukraine’s gross domestic product (GDP) slumped 30.4% in 2022 amid widespread physical destruction, power outages and huge demographic changes caused by Russia’s full-scale invasion. “Solidarity …