President Trump wants to help fossil-fuel companies lay new pipes in the Northeast. Companies aren’t eager to rush in.Pipeline developers including Williams and Kinder Morgan have spent hundreds of millions of dollars in recent years on projects to shuttle natural gas into New York,

Estimates by the Kiel Institute for the World Economy, a German economic research institute, showed that the tariffs would lead to a 20 percent drop in exports from the European Union to the United States in the short term, as well as a more than 6 percent increase in prices in the United States.