That's the implication but what exactly did he observe that led him to say that? It's an awfully big claim and very little is given to back it up. It may not be

That's the implication but what exactly did he observe that led him to say that? It's an awfully big claim and very little is given to back it up. It may not be possible to show us all his tax returns or bank statements but there should certainly be more than that it "appeared" to be Putin's answer. Did Putin become drastically richer in the following years while the oligarchs became poorer? In what way?