The Russian currency has fallen yet again against the dollar and euro. Is it just a cycle, or is something bigger going on? Since the beginning of the year, Russia's currency, the ruble, has lost 16% of its value against the dollar and 13% against the euro. This week, it was trading at around 83 rubles to the former and 91 against the latter. This makes it the third-worst performing global currency so far this year, behind the Egyptian pound and the Argentine peso. Following the invasion of Ukraine in February 2022, the currency immediately fell to 113 rubles against...