The ongoing price spiral on the German lumber market is putting more and more companies in the industry under increasing pressure.     Prices can change almost every day   The scarce availability of some ranges is an additional stress test for the companies, as the Federal Association of Wood Packaging, Pallets, Export Packaging (HPE) eV reported in a current industry survey. "Prices can change almost every day", is how HPE managing director Marcus Kirschner describes the tense situation.  Currently, not all product ranges are available for the industry, and some companies ...