In government-bond markets, China's support for wobblier states may well dwindle as 2013 gets nearer: then a new euro-zone sovereign-debt fund will be able to promote the claims of European governments on some countries above those of other creditors.
And the Belarussian leader is in a hurry, both because his economy is (even) wobblier than Russia's and because he seems to think that, under existing agreements with Russia, he can leap across the border and win Mr Yeltsin's job at Russia's presidential election next year.