Finance

Fathers of Carbon Market Say It’s Fine to Let Prices Slide

  • Cost of emissions allowances has fallen by a third in Europe
  • Lower carbon costs reduce financial pressure on companies

Emissions rise from cooling towers at a lignite fired power plant in Peitz, Germany.

Photographer: Krisztian Bocsi/Bloomberg
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Two of the architects of the European Union’s pollution cap-and-trade system said policymakers shouldn’t rush to intervene in the market after prices dropped by almost a third.

Thousands of industrial energy users and airlines buy the allowances to cover their greenhouse gas emissions. Since the start of the month, prices of those allowances has tumbled about a third, reducing the economic pressure on companies to rein in fossil-fuel use.