Not for the economics. But because he was so much more of a military leader than Biden. Russia knew he was tough.
It's so pointless to perform acts of restraint while Putin is killing women and children in hospitals. Why not find a way to get Polish MiGs to Ukraine - say, if Russia does this, we'll send them?
Putin needs to be badly hurt. He won't stop otherwise. The sooner that happens, the sooner it will be over.