Tumbling gas prices will translate to a "consumer windfall" of up to $125 billion, expanding economic growth, according to new analysis from Goldman Sachs Global Investment Research. [...] The drop for gas prices can be considered a "middle class tax cut," as these households devote a greater share of their total spending to gasoline than other families, according to Goldman. Still, American families across the income spectrum should see fatter wallets. "Households at all income levels devote a sizable share of their budget to gasoline each year," Goldman Sachs analysts wrote.
Flying could get cheaper next year as airlines say they will finally start passing on some of the savings made on plummeting oil prices. Carriers are forecasting record profits for 2015 thanks to cheaper fuel and rising demand. As a result, they expect to cut the average ticket price by 5 percent in 2015, excluding surcharges and taxes.