On the one hand, he noted the billions of dollars that NATO countries allocate to Ukraine for weapons and infrastructure.
On the other hand, Russia's vast capabilities in armored vehicles, missiles and personnel can turn the conflict into a "prolonged, painful stalemate" as well as a "war of attrition."
Hyman added that neither side of the conflict could continue at this pace.
The author of the article stressed that the West needs to work out a strategy for helping Ukraine.
Earlier, United States Secretary of Defense Lloyd Austin announced plans to supply Kyiv with weapons for defense as much as "as needed."