Driving up prices are supply troubles with natural gas, used in New England’s gas distribution and electric systems. November is here, and so are higher utility rates for Massachusetts customers. The Massachusetts Department of Public Utilities has approved suppliers’ new gas and electric rates, WCVB reported, with bills expected to rise after new rates went into effect Tuesday. National Grid previously warned residential heating customers that they could see their bills increase 22% or 24% from last winter, depending on whether they fall under Boston Gas or Colonial Gas. Massachusetts’ other major utility company, Eversource, similarly predicted that average residential...