(Bloomberg) -- German chemical companies said high costs for carbon allowances are damaging Europe’s competitiveness, adding to a cacophony of sectors pushing for climate measures to be eased to help ailing industries.Leading firms including BASF SE and ammonia producer SKW Stickstoffwerke Piesteritz GmbH are calling for carve-outs in Europe’s flagship emissions trading system, under which costs are set to rise as of next year when a free allocation of certificates will start to be phased out.“We are paying ...