Oil prices rise above $100 a barrel for first time since July as Iran war escalates

# Why This Matters The breach of $100-per-barrel oil pricing signals a genuine shift in global energy markets driven by geopolitical risk rather than supply constraints, with immediate ripple effects across consumer wallets and corporate balance sheets. Crude oil above this threshold typically translates to gas price increases of 15-25 cents per gallon within weeks, compressing household discretionary spending and potentially derailing the consumer spending that has sustained recent economic growth. For businesses, elevated energy costs raise production expenses across manufacturing, transportation, and agriculture, pressuring profit margins already thinned by recent wage growth and forcing companies to choose between accepting lower returns or passing costs to customers. The timing is particularly precarious: with inflation only recently retreating and the Federal Reserve holding interest rates elevated, another supply-driven price shock could reignite wage-price spirals and complicate the Fed's efforts to engineer a soft economic landing.