Dhaka, April 26 -- Since Russia launched its full-scale invasion of Ukraine more than two years ago, the West has desperately sought ways to punish Russia without harming itself in the process. It has mostly failed.

So far, not even unprecedented sanctions have derailed Russia's economy, let alone compelled the Kremlin to change its behavior. Instead, Russia has pivoted to a war economy: it now produces nearly three times as many munitions as NATO, including more missiles than it was producing before the war began.

Much of the West, by contrast, is facing economic stagnation, owing not least to the switch away from cheap Russian energy to costlier supplies from elsewhere. The United Kingdom is officially in recession, and there has been...