CEO of Germany’s multinational BASF SE, the world’s largest chemical producer, has warned that curbing or cutting off energy imports from Russia would bring into doubt the continued existence of small and medium-sized energy companies, and further would likely spiral Germany into its most “catastrophic” economic crisis going back to the end of World War 2. Company CEO Martin Brudermuller issued the words in an interview with Frankfurter Allgemeine newspaper just ahead of German officials by midweek giving an “early warning” to industries and the population of possible natural gas shortages, as Russia appears ready to firmly hold to Putin’s...