WASHINGTON (AP) — Lower-income Americans sharply reduced their gas consumption in the month following the Iran war , yet spiking prices still forced them to spend more at the pump, worsening the economy’s economic disparities, new research released Wednesday showed. Higher-income households, meanwhile, ratcheted up their spending on gas while barely reducing their consumption, according to a report from the Federal Reserve Bank of New York. Middle-income households fell in-between. The gaps