North American umber prices have had a volatile year. After steadily rising through the end of 2020 and the beginning of 2021, lumber prices skyrocketed up to an all-time high in May, driven by historic levels of demand and mounting supply chain issues. Relief came in the summer as the cost of wood gradually began to return to historically average levels. That seemed to signal the end of lumber’s roller coaster ride. But now lumber prices are starting to shoot up again, prompting renewed concern. Lumber prices increased more than 60 percent from the beginning of ...