Escalating tensions between Iran and Israel have driven up commodity costs, reignited worries about a flare-up in inflation, and sparked renewed fears of wider conflict in the Middle East. One factor that might avert a regional war is the dismal state of Iran’s economy. The country has borne the brunt of Western sanctions for decades, making it tough for Tehran to finance any war effort — and that could be a warning sign for Vladimir Putin as the war in Ukraine drags on.